钻石分级的原理与方法 (The Principle and Method of Diamond Grading)
Yuan Xinqiang
China University of Geosciences Press (中国地质大学出版社) (1998)
In Collection
#976
7*
Science
Diamond
Paperback 9787562513100
Chinese
This book systematically describes the development history of diamond quality evaluation, the principles of 4C evaluation, the standards for diamond grading, and the technical methods, technical points and issues that should be paid attention to. , Introduces the content and format of the diamond grading certificate, diamond valuation and certificate, the identification of diamond imitations, etc. The 4 in this book is compact, rigorous in concept, clear and organized, and the content is abundant. Vocational and technical training _ learning books, reference books for professional personnel, etc.,
Product Details
Series GIC Series
No. of Pages 193
Height x Width 203 x 140  mm
Personal Details
Read It Yes
Store YoyCart
Location A 11
Purchase Price 22.57 CHF
Purchase Date mai 2020
Condition Excellent
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