焊工入门与技巧丛书--图解电焊工技能速成 电焊工入门与技巧书籍 电焊工书籍 焊接技术工艺书籍 电焊工手册 焊接技术 - Tapa blanda

Occupational Skill Testing assessment exam: Occupational Skill Testing assessment exam: welder(Chinese Edition)

paperback. Condición: New. Paperback. Pub Date: 2010 Pages: 172 Language: Chinese in Publisher: Time Publishing & Media Co. Ltd. Anhui Science and Technology Publishing House in order to implement the national the skills qualifications navigation plan. with the national exam operation. ease of training institutions to organize training candidates have targeted exam review preparation Occupational Skill Testing Center in Anhui Province organized experts to compile a series of vocational skills certification examinatio. Nº de ref. del artículo: CB035504

Contactar al vendedor