Filtrar la búsqueda

  • Libros (1416)

a

Intervalo de precios personalizado (EUR)

a

Zhi li ping (Más de 1400 resultados)

  • Idioma: Inglés

    Editorial: Haitian Press Pub. Date :1999-09-01, 1991

    7806540709 / 9787806540701

    • Tapa blanda

    Librería: ThriftBooks-Atlanta, AUSTELL, GA, Estados Unidos de AmericaThriftBooks-Atlanta

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Usado - Aceptable

    EUR 9,16

     Gastos de envío gratis 
    Se envía dentro de Estados Unidos de America

    Cantidad disponible: 1 disponible

    Paperback. Condición: Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

  • Idioma: Inglés

    Editorial: Tianjin Ancient Books Publishing House, 2000

    7805043515 / 9787805043517

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Usado - Aceptable

    EUR 33,78

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: Good. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pages Number: 50 Publisher: Tianjin Ancient Books Publishing House. Printing time :1994-02-01Four Satisfaction guaranteed,or money back.

  • Idioma: Inglés

    Editorial: Yunnan Science and Technology Pub. Date :2010-07-01 Version 3, 2000

    7541624608 / 9787541624605

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 38,04

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    paperback. Condición: New. Language:Chinese.Pages Number: 143 Publisher: Yunnan Science and Technology Pub. Date :2010-07-01 version 3. Contents: A basic knowledge of astronomy. geography (a) understanding of the universe. space. basic knowledge of (b) weather. farming and farming the basic knowledge (C) weather with our lives (four) major natural disaster prevention basic common sense two. Yunnan geographical and climatic characteristics (a) taking the geography and climate in Yunnan (b) Ten different days regions. th.…

  • Idioma: Inglés

    Editorial: Hunan Science and Technology Press Pub. Date :2010, 2010

    7535762220 / 9787535762221

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 38,78

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    Soft cover. Condición: New. Language:Chinese.Author:MIAO WU XIAO SHEN GEN CAI YAN PING LIU ZHI MIN.Binding:Soft cover.Publisher:Hunan Science and Technology Press Pub. Date :2010.

  • Idioma: Inglés

    Editorial: China Press, 2000

    703008215X / 9787030082152

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 43,98

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback Pages Number: 215 Language: Chinese. Bentaocongshu. Department of the introduction of the Chinese version of the series published by Ohm Publishing translation copyright. Covering the main content of the electronic technology courses. as well as the necessary circuitry to the basics. Its advantage is that simple. concise. focused. focusing on the elaboration of the basic concepts and basic principles. Can be regarded as a system of technical training or entry self-electronic technol.…

  • Idioma: Inglés

    Editorial: Yellow River Conservancy Publishing House; 1 edition (September 1. 2006), 2000

    7807340967 / 9787807340966

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 44,03

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback. Pub Date: 2006 Pages: 140 Publisher: Yellow River Conservancy Press long-term sewage river the groundwater impact test the Beijing Liangshuihe. long-term sewage river groundwater system. Studies using the method of combining indoor simulated column experiments and Field trial. Mechanism of migration and transformation of the indoor experimental study of a variety of pollution in the different lithological conditions influencing factors and dynamic characteristics. to analyze the re.…

  • Idioma: Inglés

    Editorial: Chittagong, 2009

    7560144136 / 9787560144139

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 44,42

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback. Pub Date :2009-01-01 Language: Chinese Publisher: Ji Taiji this information Title : New basic computer tutorial case Price: 35 yuan Author : Hao Zhijie etc. Li Zhanping Publisher: Chittagong Publication Date :2009-1-1ISBN : 9787560144139 words: page: Edition : 1st Edition Binding: Folio: product ID: editor's Summary no no no author describes the directory Digest no no no media recommendations. …

  • Idioma: Inglés

    Editorial: China Press, 2000

    7811211378 / 9787811211375

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 44,72

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback Pages Number: 133 Language: Chinese. From the perspective of the philosophy of science. in medicine. still belong to the experience of medicine within the framework of natural philosophy. experience the distinctive features of individual. in physicians individuals in learning. research and clinical practice profound insights and achievements. expressed in the form of notes. essays. essays and other written language. would constitute a medical.…

  • Idioma: Inglés

    Editorial: Twenty-first Century Press Pub. Date :2009-09, 2009

    7539151285 / 9787539151281

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 45,76

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2009-11-01 Language: Chinese Publisher: 21st Century Publishing House Name : Yang Jingyu juvenile red classic author : Liu Qian Liu Zhiping ISBN Number: 9787539151281 Publisher: 21st Century Publishing House Product Types : Book published :2009 -11-01 printing :2009 -11-01 [ editor ] recommended Youth red Classics series of twenty . of literary stories and Hero story two series. The former is an original literary works . which are mostly documentary biography . Select the.Four Satisfaction guaranteed,or money back.…

  • Idioma: Inglés

    Editorial: Hunan Science and Technology Press Pub. Date :2005, 1991

    753571143X / 9787535711434

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 46,20

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    Soft cover. Condición: New. Language:Chinese.Author:CHEN XIAO ZHI XIAO PING TIAN WANG ZHONG LIN.Binding:Soft cover.Publisher:Hunan Science and Technology Press Pub. Date :2005.

  • Condición: Nuevo

    EUR 46,94

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback Pages Number: 210 Language: Chinese. University Visual_Basic procedures tutorial is a computer application ability of the non-computer science students of Yunnan Province Higher grade examination two Visual Basic Teaching and Examination Outline prepared at the request of the book section that is attached to the Hands-on labs and exercises. The University Visual_Basic programming tutorial graphic corresponds to. easy to understand language labs and exercises facilitate the students .…

  • Idioma: Inglés

    Editorial: China Press, 2000

    7040270366 / 9787040270365

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 46,94

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback. Pages Number The: 167 Language: Chinese. Learning from the textbook: Visual Basic program is designed to machine experiment and study guide prepared by the Ministry of Education Computer Basic Course Teaching Steering Committee College of Computer Basic Teaching Development Strategic Research Report basic computer course teaching the basic requirements to write. Learning from the textbook: Visual Basic program design labs and study guide includes the Visual Basic 60 integrated deve.…

  • Idioma: Inglés

    Editorial: Jiangxi People's Publishing House; 1st edition (June 1. 2011), 2000

    721004843X / 9787210048435

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 46,94

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Language:Chinese.Paperback Pages Number: 272 Publisher: Jiangxi People's Publishing House; 1 (2011 June 1st).

  • Idioma: Inglés

    Editorial: Peking University Press Pub. Date :2009-09, 2009

    7301055250 / 9787301055250

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 46,94

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 10 disponibles

    paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Pages Number: 146 Publisher: Peking University Press Pub. Date :2009-09. The book is New Century Practical English Course (Student Book) supporting workbooks. each book ten units. each unit with the contents of the corresponding cell materials is fully consistent theme. Learn to practice writing test practice book aims to enable students to digest the content of the text. the integrated use of language skills training for students. familiar with test content. but also for the real market for higher vocational institutions and colleges of higher learning and the use of student data lack of a supplement. Contents: unit1campusunit2restauranFour Satisfaction guaranteed,or money back.…

  • Idioma: Inglés

    Editorial: China Environmental Science Press, 1991

    7802091357 / 9787802091351

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 48,42

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    paperback. Condición: New. Language:Chinese.Paperback. Publisher: China Environmental Science Press. This book includes professional ethics. basic knowledge of construction drawing. common coagulation.

  • Idioma: Inglés

    Editorial: Beijing University of Posts and Telecommunications, 1991

    7563511105 / 9787563511105

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 48,42

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Language:Chinese.Paperback. Publisher: Beijing University of Posts and Telecommunications Press. This book of 13 chapters. including: management thought leader in a century? ? Pioneer of classical management school of thinkers. people management.

  • Idioma: Inglés

    Editorial: Shanghai Education Publishing House Pub. Date :200, 1991

    7532091805 / 9787532091805

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 49,17

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    Soft cover. Condición: New. Language:Chinese.Author:WU ZHI HUA CHEN AI PING LIU XIAO SU.Binding:Soft cover.Publisher:Shanghai Education Publishing House Pub. Date :200.

  • Idioma: Inglés

    Editorial: rolls Publishing Company Pub. Date :2005-06-01, 1991

    7806017186 / 9787806017180

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 50,66

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    Soft cover. Condición: New. Language:Chinese.Author:LI ZHI PING LEI QI LIANG.Binding:Soft cover.Publisher:rolls Publishing Company Pub. Date :2005-06-01.

  • Idioma: Inglés

    Editorial: Haitian Press Pub. Date :1999-09-01, 1991

    7806540709 / 9787806540701

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 51,39

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    Soft cover. Condición: New. Language:Chinese.Author:RONG YAO CHU LI XIANG PING YU PENG ZHI.Binding:Soft cover.Publisher:Haitian Press Pub. Date :1999-09-01.

  • Idioma: Inglés

    Editorial: Guangdong Science and Technology Press Pub. Date :, 2009

    7535950817 / 9787535950819

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 52,88

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    paperback. Condición: New. Language:Chinese.Pages Number: 227 Publisher: Guangdong Science and Technology Publishing House Pub . Date :2009-11. book is divided into the central nervous system. facial features department. respiratory system. circulatory system. digestive system. urinary system. peritoneal cavity and retroperitoneal disease. bone and joint system. a total of eight chapters. Contents: Section I Chapter intracranial tumors a central nervous system. gliomas two. three meningiomas. pituitary tumors four. fiv. …

  • Idioma: Inglés

    Editorial: Shanghai Education Publishing House Pub. Date :200, 1991

    7542837273 / 9787542837271

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Usado - Aceptable

    EUR 53,15

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    Soft cover. Condición: Good. Language:Chinese.Author:CAO DE QUN SUN DIAN PING ZHU REN LONG (SHANG HAI SHI GAO ZHONG JI CHU WU LI ZHI SHI JING SAI SHI TI JI JIE DA)WEI HUI.Binding:Soft cover.Publisher:Shanghai Education Publishing House Pub. Date :200.

  • Idioma: Inglés

    Editorial: Huashan art, 2003

    7806732675 / 9787806732670

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 55,34

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Language:Chinese.Paperback. Pub Date :2003-8-1 Pages: 332 Publisher: Huashan literary monster adsorbed on the glass tank wall like a leech . like wrinkled abdomen covered with thick straw . stretching out strongly peristalsis . But its four legs . head and tail looks more like a huge rat ! At least this is the first glance . If then a closer look - it 's head and four legs was changing. and become fast. pretty soon it becomes a human model. At this moment . this person gentile monster face cl.…

  • Idioma: Inglés

    Editorial: Dalian University of Technology Press, 2012

    756117053X / 9787561170533

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 55,65

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    paperback. Condición: New. In order to implement the principle of linking theory with practice. Dalian University of Technology Press. Practical English for New Century Logistics Logistics Management courses vocational planning materials: Paperback. Pub Date :2012-08-01 Pages: 159 Language: Chinese. English Publisher . of practical. practical. workable. the characteristics of a total of eight units. each unit consists of three parts: The first part (Part ). first succinctly on the subject do theoretical and conceptual . …

  • Idioma: Inglés

    Editorial: Founder of China Publishing House Pub. Date :2000-, 2000

    7801073819 / 9787801073815

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 55,70

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Language:Chinese.Pages Number: 619 Publisher: Founder of China Publishing House Pub. Date :2000-03. job-related crimes is accompanied by the state and law to be elected. dynasties since ancient times is the focal point of trouble. at all times. no exceptions. Thus. from Yan Zhili. official and strict in order to politically savvy. social stability. are the countries in the world has always been tireless pursuit of goals. This book points nine: Corruption and bribery conviction and sentencing .…

  • Idioma: Inglés

    Editorial: Northwest Industry University Press Pub. Date :201, 1991

    7561227655 / 9787561227657

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 56,59

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    Soft cover. Condición: New. Language:Chinese.Author:GU ZHI PING LIU JIN TAO.Binding:Soft cover.Publisher:Northwest Industry University Press Pub. Date :201.

  • Idioma: Inglés

    Editorial: Higher Education Press Pub. Date :2009-09, 2000

    7040278006 / 9787040278002

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 58,67

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Paperback. Pub Date: 2009 09 Pages: 355 Language: Chinese in Publisher: Higher Education Press Linux operating system. applications. Red Hat Enterprise Linux 5 Server. for example. through 11 learning situation (including 43 child learning contexts). Linux desktop applications. embedded development and server management and maintenance work skills. including the installation of the Linux operating system. registry and delete the graphical user interface. the character-based interface with a t.…

  • Idioma: Inglés

    Editorial: China Electric Power Press Pub. Date :2007-08, 2000

    7801253280 / 9787801253286

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 58,81

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Pages Number: 380 Publisher: China Electric Power Press Pub. Date :2007-08. This book is the college thermal power class of the Steering Committee recommended teaching materials. teaching groups according to the boiler through the syllabus prepared. This book combines a professional teaching requires close to a large power station pulverized coal boiler as the backbone of a comprehensive and systematic exposition of the major systems and boiler works. Including the composition of the boiler and work processes; boiler fuel; coal preparation; the basic theory of combustion and combustion equipment; the convection heating surface of the main operational issues; steam cleaning; boiler unit layout and thermal calculation methods. Content reflects the current situation of China s boiler and new technologies at home and abroad. new results; and uses our latest national standards. This book can be used as thermal power class institutions of higher learning boiler principle class materials are also available for professional and other appropriate persons concerned reference power plant. Contents: Preface Introduction Chapter main symbol table section of the working process of the boiler unit of boiler capacity and parameters of Section III Section IV boiler boiler safety classification and economic indicators Chapter boiler water wall heating surface of the first section two superheater and reheater. economizer and air preheater section III. Chapter III of conventional coal boiler fuel properties of Section II of conventional coal boiler features the work of the third quarter of the combustion characteristics of coal and its impact Section coal slagging characteristics and indicators of contamination of coal Section V Section VI classification of liquid and gaseous fuel combustion process in chapter IV of the material balance and heat balance of boiler combustion Section II products of combustion of the material balance calculations Table III Determination of enthalpy and temperature of the boiler heat level IV Chapter V characteristics of pulverized coal preparation section II of reliability and wear resistance of coal section IIIFour Satisfaction guaranteed,or money back.…

  • Idioma: Inglés

    Editorial: People's Communications Press, 2000

    7114065582 / 9787114065583

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 58,81

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 1 disponible

    paperback. Condición: New. Language:Chinese.Paperback. Publisher: People s Transportation.

  • Idioma: Inglés

    Editorial: Hunan University Press; 1 (May 1. 2010), 1991

    7811137925 / 9787811137927

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 61,78

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    Soft cover. Condición: New. Language:Chinese.Author:LI ZHI PING.Binding:Soft cover.Publisher:Hunan University Press; 1 (May 1. 2010).

  • Idioma: Inglés

    Editorial: China Electric Power Press, 2014

    751234628X / 9787512346284

    • Tapa blanda

    Librería: liu xing, Nanjing, JS, Chinaliu xing

    Vendedor de 5 estrellas
    Contactar con el vendedor

    Condición: Nuevo

    EUR 62,38

    Envío por EUR 16,03 
    Se envía de China a Estados Unidos de America

    Cantidad disponible: 3 disponibles

    paperback. Condición: New. Paperback. Pub Date :2014-01-01 Pages: 217 Language: English Publisher: China Electric Power Press National College English for Civil Engineering Civil Engineering Professional practical planning materials. in three parts. the first part of a professional English translation methods and techniques; second section describes the English Scientific Writing; third part of civil engineering professional literature reading. involving various types of civil engineering structures. building materials.…