... 天然淡水珍珠 Natural pearl 淡水养殖珍珠(淡水珍珠) Cultured pearl 合成蓝宝石 Synthetic ruby ...
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... 淡水珍珠花式链 fashion necklace 淡水珍珠项链 fresh water pearl 淡水养殖珍珠 Fresh Water Pearls ...
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白色淡水养殖珍珠项链 white freshwater cultured pearl necklace
阴极发光特征可作为无损鉴别海水、淡水养殖珍珠以及处理养殖珍珠的主要依据之一。
The characteristic cathode luminescence is one of the peculiarities to distinguish freshwater cultured pearls, seawater cultured pearls and treated pearls.
本文研究了淡水养殖珍珠贝和淡水蚌壳的热分解行为，并且探讨了贝壳对高分子材料热降解行为的影响。
This paper studies pyrogenation of freshwater breeding nacre and mussel, and discusses the influence of shell on the pyrogenation process of macromolecule material.
采用电子加速器对淡水和海水养殖珍珠进行辐照实验，获得了大量的辐照改色样品。
Irradiating experiments on freshwater and seawater cultured pearls using electron accelerator have been done, and lots of colour changed samples have been obtained in the experiments.
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