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- Topaz is one of the hardest gem minerals. 黄水晶是最坚硬的宝石矿中的一种。
- The Colour Origin of Gem Minerals 宝石矿物的呈色机理
- Great progress has been made in many aspects, such as gem resources and gem minerals, gem testing, gem synthesis, and gems technique of enhancement and treatment, etc. 在宝石资源与宝石矿物、宝石鉴定、人工合成宝石和宝石优化处理技术等各方面,都有了很大的进展。
- Keywords pegmatite;contact;Be-bearing gem minerals; 关键词伟晶岩;接触带;含铍宝石矿物;
- Besides sapphire, zircon and almandine are produced in Minxi, Fujian, which form gem mineral association. 除蓝宝石之外,该矿床还产有锆石,镁铝榴石,形成一个有一定规模的宝石矿物组合。
- Besides sapphire, zircon and almandine are produced in Minxi, Fujian, which form gem mineral association. with certain scale. 除蓝宝石之外,该矿床还产有锆石,镁铝榴石,形成一个有一定规模的宝石矿物组合。
- He doubles the parts of a farmhand and a miner. 在这出戏里他既扮演雇农又扮演矿工。
- A gem cut in the form of a narrow rectangle. 狭长形宝石被切成细条形的宝石
- My secretary is an absolute gem. 我的秘书真是个难能可贵的人。
- A Synopsis On Yunnan Superiority Gem Mineral 云南优势宝石矿物简介
- The country is poor in minerals. 这个国家矿物不丰富。
- Soft drinks and minerals sold here. 此处出售软饮料和矿泉水。
- Keywords Liyang apophyllite;gem mineral;Jiangshu; 江苏溧阳;鱼眼石;宝石;
- A miner's lamp is fixed onto his helmet. 矿灯固定在矿工的头盔上。
- Rocks and minerals are inorganic. 岩石和矿物都是无机物。
- A mixture of black manganese oxide minerals. 硬锰矿一种黑色氧化锰矿的混合物
- A gem that demands a fine setting. 宝石要配精美的戒台
- The Provincial government granted us the right to gem the whole river. 省政府批准我们从整个河流中开采宝石的权利。
- The transparency and luster of a gem. 水色宝石的透明度及光洁度
- The gold miner staked out his claim. 那位淘金者立桩标出他的地界。