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珠核

网络nucleus

珠核

珠核

nucleus

GB/T 18781-2008 珍珠分级 - 黄金珠宝专题 ... 3.2 养殖珍珠 cultured pearl 3.3 珠核 nucleus 3.5 珠层厚度 nacre thickness ...

1

The results show that the vaterite is usually distributed around the nucleus and few on the surface of the pearl samples.

结果显示，其多分布于珍珠珠核部位，也可出现在珍珠表面。

2

and the high-quality pearl can be cultured by performing insertion after the activation of the bead core .

将珠核活性处理后，插核，可培育出高质量的珍珠。

3

The invention relates to a medication method of pearl nuclei .

本发明涉及一种珠核药物处理的方法。

4

A study of new pearl nuclei of dolomite

新型白云岩珠核的研究

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