Anbieter: liu xing, Nanjing, JS, China
paperback. Zustand: New. Paperback. Pub Date: 2019-06-01 Language: Chinese Publisher: China University of Geosciences Press. With the continuous increase in the variety of jewellery and jade. and the progress of synthesis and optimization processing technology. the conventional gemological basic identification methods can no longer meet the requirements of jewellery and jade. Work requirements for product inspection and testing.?Jewelry and Jade Nondestructive Testing Spectral Library and Analysis aims at the common . Bestandsnummer des Verkäufers NS058926
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