gemstone

The gemstone is 28.6 millimetres high and weighs 139.43 carats .

这块宝石高28.6毫米，重139.43克拉。

Research and Development of High-quality Gemstone Crystals Grown by Hydrothermal Method

高档宝石晶体的水热法生长、宝石学特征及其发展前景&刚玉类和绿柱石类宝石晶体

A new method for the grade classification of gemstone and its application

一种新的宝玉石品级划分法及其应用

Review on Application of Spectral Analysis Techniques for Gemstones Identification

波谱分析技术在宝石鉴定中的应用评述

Synthesis of Jadeite Gemstone under High Temperature and High Pressure

翡翠宝石的高温高压合成

Present situations and developing trends about gemstones trade of China

我国宝玉石业现状及发展前景

The new world pattern of gemstone industry

世界宝石产业新格局

Optical effect and cutting technology of star and cat 's eye gemstone

星光-猫眼宝石的光学效应与加工工艺

Robot for Gemstone Pressing Influence of the Powder on Pressing Process

英研制成宝石加工机器人粉料对压制成型的影响

This is my personal belief on how high quality gemstones work for me .

这是我对如何高质量的宝石个人的信念为我工作。

Application of Polarizing Microscope to the Identification and Research of Gemstones

大型偏光显微镜在珠宝鉴定与研究上的应用

A gemstone having the property of transmitting light without serious diffusion .

能够透光但漫射不强的宝石。

There is a huge range of gemstone quality .

这是一个巨大范围的珠宝玉石质量。

We mainly deal with : Synthetic Cat 's Eye gemstones ;

公司主要生产经营：猫眼合成宝石；

The Application of Micro - Raman Spectroscopy to the Identification of Gemstone

一些天然、合成及仿造宝石的显微拉曼光谱鉴别

Explore the New Laser Crystals from Mineral Gemstone

由矿物宝石中探索激光新晶体

A red transparent variety of zircon used as a gemstone .

一种红色透明的锆石，用作宝石。

A smooth surface ( as of a bone or cut gemstone ) .

光滑的表面（象骨头或雕琢的宝石）。

A spinel used as a gemstone ( usually dark red ) .

一种用作宝石的尖晶石（通常为深红色）。

A deep blue cordierite often used as a gemstone .

一种深蓝色的堇青石，用作宝石。

This is the strongest physical healing gemstone that I know .

这就是最有力的物理治疗宝石，我知道。

STUDY ON CUTTING OF SPECIAL MATERIALS OF GEMSTONE Advance in Research of Gemological Diamond Materials

特殊宝石材料的加工工艺探索宝石级金刚石材料研究的进展

Experimental Studies on Color and Appearance Alteration of Zircon Gemstone

宝石锆石改色改性的实验研究

Source & Features of Chinese Gemstone

中国宝玉石分布与特征的研究

Ruby is one of four kinds of precious gemstones , and has much market share .

红宝石是四大名贵宝石之一，在宝石市场上占有很大的份额。

If you want a healing gemstone , you may wish to consider one of these .

如果你想有一个愈合的宝石，你不妨考虑其中之一。

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。

Burma gemstone resources exploration and Yunnan mining industry

缅甸宝玉石资源的勘查开发与云南地矿业

If you prefer a different gemstone , there are many other wonderful choices .

如果你喜欢不同的宝石，还有很多其他美好的选择。

Application of Reflected Light Microscope to Identification of Gold and Silver Jewellery and Gemstone

反光显微镜在金银饰品与宝石检测中的应用