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- This article makes a systematic research in gemological characteristics of the uvarovite crystal and points out its commercial prospect of the gem quality in eastern Tibet. 作者对该矿区钙铬榴石晶体的宝石学特征进行了系统的研究,指出了西藏东部宝石级钙铬榴石晶体的应用前景。
- Nanzheng Serpentine"s gemological characteristics was studied detailed by instruments for Gemstone Testing and the research methods of Contrast Analysis. 本文利用折射仪、电子天平、分光镜、紫外灯等宝、玉石鉴定仪器,运用对比分析的方法,对南郑蛇纹石玉的宝石学特征进行了详细研究。
- The paper discussed the technological and gemological characteristics of the colored sea pearl cultured by Shi Zicong and introduced the pearl classification on the world market. 阐述了石子聪海水养殖彩色珍珠的工艺特征及宝石学特征,介绍了国际市场上珍珠的种类。
- GEMOLOGICAL CHARACTERISTICS OF SERPENTINE CAT's-EYE IN SICHUAN PROVINCE 四川蛇纹石猫眼的宝石学特征研究
- STUDY ON GEMOLOGICAL CHARACTERISTICS AND PLAY OF COLOR MECHANISM OF THE PLAGIOCLASE IN CERTAIN REGION OF CHINA 某地变彩斜长石宝石学特征及变彩机理研究
- GEMOLOGICAL CHARACTERISTICS AND COLOR FORMATION OF A LEMON-YELLOW SERPENTINE JADE 一种柠檬色蛇纹石玉的宝石学特征及颜色成因
- Keywords Nephrite cat's-eye in Sichuan Province;Tremolite;Gemological characteristics; 四川软玉猫眼;透闪石;宝石学特征;
- She has Asiatic characteristics. 她具有亚洲人的特点。
- Paradox and irony are characteristics of her style. 她善於运用似非而是的隽语和反语。
- gemological characteristics 宝石学特征
- Having no particular directional characteristics. 无定向的具有无特定方向的特征
- IGL:the Independent Gemological Laboratories, Inc. 美国权威的钻石检测机构。
- IGL(The Independent Gemological Laboratories Inc. ) --美国权威的钻石检测机构。
- The Independent Gemological Laboratories, Inc. 美国权威的钻石检测机构。
- Heroic characteristics or qualities; courage. 英雄品质,英勇英雄的特征或品质; 英勇
- Keywords Freshwater Cultured Pearl;Gemological Characteristic;Vaterite;Treatment; 淡水养殖珍珠;宝石学;球文石;优化处理;
- Arrogance is one of his less attractive characteristics. 骄傲自大是他的一个缺点。
- A mass of data having common characteristics are arranged into related groups. 把具有共同特性的大量数据整理成有关的组。
- What characteristics distinguish the Americans from the Canadians? 美国人和加拿大人的特徵有什麽不同?
- Gemological Association of China Exhibition Co., Ltd. 北京中宝协展览有限公司。