宝玉石鉴定与检测技术(珠宝专业中等职业学校教材) - Tapa blanda

Specialized secondary vocational school textbook Jewelry: gem identification and detection technology(Chinese Edition)

Librería:

liu xing
(Nanjing JiangSu, JS, China)

Valoración

Valoración del vendedor:

Descripción paperback. Condición: New. Paperback. Pub Date: November 2011 Pages: 210 Language: Chinese in Publisher: Yunnan Science and Technology Press. secondary vocational school textbook Jewelry Professional: gem identification and detection technology system to introduce students to a variety of gem identification equipment structure. principle. use. use. and on this basis. to teach students with the variety of instruments common dozens of gem and synthetic products. optimization of substandard goods to make an accurate ident. Nº de ref. del artículo: CC033866

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