- 1. The application principles and methods are demonstrated of nuclear radiation technique in gemmology.
- 阐述了核辐照技术在宝石学中的应用原理和方法。
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- 2. Research on the origin and occurrence of gems and jades is one of the hottest topic in geology, gemmology and archaeology.
- 宝玉石产地来源的研究是近几年地质学、宝石学和考古学界的热门话题之一。
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- 3. Research on the origin and occurrence of gems and jades is one of the hottest topic in geology, gemmology and archaeology.
- 宝玉石产地来源的研究是近几年地质学、宝石学和考古学界的热门话题之一。
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