1.
The study of gems.
宝石学对宝石的研究
2.
Thermoluminescent Characteristics of Rock Crystals and Their Significance in Gemmology
水晶类宝石的热释光特征及其宝石学意义
3.
The Study on Mineralogical and Gemological Characteristics of Koera Amphible Jade
韩国闪石玉的矿物学、宝石学特征研究
4.
Gemmological Characteristics of Tairus Synthetic Beryl
Tairus合成绿柱石的宝石学特征
5.
Gemologists usually sell jewelry and provide appraisal services.
宝石学家通常出售珠宝并且提供鉴定评估服务。
6.
The spectral analysis techniques have been applied to the gemological study and gemstone identification.
波谱分析技术已被成功地应用于宝石学研究和宝石鉴定领域。
7.
Can Jewelcrafters add sockets to items?
宝石学能给物品拼增加镶嵌槽么？
8.
Gemmological Characteristics of "Zilongjing" and "Lvlongjing"
“紫龙晶”与“绿龙晶”的宝石学特征
9.
Colouration and Gemmological Characters of natural and Synthetic Beryls
天然与合成彩色绿柱石的致色和宝石学特征
10.
STUDY ON GEMMOLOGY OF BERYL GEM FROM PINGWU SICHUAN AND MECHANISM OF IRRADIATION INDUCING COLORATION
四川平武绿柱石宝石学及辐照赋色机理研究
11.
Gemological Feature and Color-Forming Mechanism of Yunxian Turquoise in Hubei Province;
湖北郧县绿松石宝石学及呈色机制研究
12.
Preliminary Study on Gemmological Characteristics and Genesis of Andesine from Guyang,Inner Mongolia
内蒙固阳中长石的宝石学特征及成因初探
13.
Many jewelers also study gemology in order to become familiar with the physical properties of the gem stones with which they work.
一些珠宝工艺人员出于更好的了解他们加工的宝石的特性也钻研宝石学。
14.
precious gems/stones,ie diamonds,rubies, emeralds,etc
宝石（钻石、红宝石、绿宝石等）.
15.
All authorities on gems agree that the diamond, ruby, sapphire, and emerald are precious stones.
所有的宝石权威都同意，钻石、红宝石、蓝宝石和绿宝石是宝石。
16.
Turns Green Gems into Skulls. Turns Blue Gems into Red Gems.
将绿宝石变为头骨，蓝宝石变为红宝石。
17.
Study of the Irradiation Effects on Sapphire Optical Window Growth by SAPMAC;
SAPMAC法蓝宝石光学窗口的辐照效应研究
18.
Growth of Φ125 mm Optics-grade Sapphire Single Crystal
Φ125mm光学级蓝宝石晶体生长