The study on bleaching technique of seawater cultivated pearl;
海水养殖珍珠的漂白技术研究
The dyeing solutions of Neutral Vivid Red S-BRL,Neutral Vivid Yellow S-5GL,Neutral Bordeaux GRL,Neutral Black S-2R,Active red ST-3BF,Active Black ST-ED and Active Yellow ST-4RFN for dyeing technology of seawater cultivated pearl are investigated and the better results are obtained.
使用艳红S-BRL、艳黄S-5GL、枣红GRL、黑S-2R、红ST-3BF、黑ST-ED和黄ST-4RFN等7种染料,海水、去离子水、乙醇和甲醇等4种溶剂,以及Tween-80、十二烷基硫酸钠和聚乙二醇二甲醚等3种表面活性剂配成不同染液进行海水养殖珍珠染色。
Mineral composition of Chinese freshwater cultured pearls;
淡水养殖珍珠的矿物组成特征
The Study on the Gemological Characteristic and Treatment of Freshwater Cultured Pearls from Zhuji, Zhejiang;
浙江诸暨淡水养殖珍珠的宝石学和优化处理研究
The Raman spectra of freshwater cultured pearls with different colours have been studied.
对各种颜色、未经漂白处理的淡水养殖珍珠进行了激光拉曼光谱研究 ,初步发现不同颜色的珍珠均存在特征相近的有机物拉曼谱峰。
Seawater cultured pearl was studied by high resolution fourier transform infrare d spectroscopy (FTIR) both before and after having been heated at 160 centig rade degree.
利用高分辨率傅里叶变换红外光谱技术(FTIR)对比研究了海水养殖珍珠粉末在16 0℃温度下热处理前后的变化。
Irradiating experiments on freshwater and seawater cultured pearls using electron accelerator have been done, and lots of colour changed samples have been obtained in the experiments.
采用电子加速器对淡水和海水养殖珍珠进行辐照实验 ,获得了大量的辐照改色样品。
Cultured pearl almost has the same gemmological properties as the natural pearl.
养殖珍珠与天然珍珠的宝石学特征基本相同。
Pearl cultivation in China mainly concentrates at seawater cultured pearl bases including Guangdong, Guangxi, Hainan and fresh-water cultured pearl bases including Zhejiang and Jiangsu.
中国拥有丰富的珍珠资源 ,养殖珍珠历史悠久。
The Problems and Countermeasure in the Pearl Industry of Seawater in China;
我国海水养殖珍珠业存在的问题及对策
In conclusion, the freshwater cultured pearls produced by mussel Hyriopsis cumingii contain no calcites, and this is obviously different from characteristics of saltwater cultured pearls.
三角,帆蚌淡水养殖珍珠中不存在方解石,这与海水养殖珍珠中存在方解石明显不同。
a place where they fish for pearl oysters.
养殖珍珠牡蛎的地方。
It is not easy to distinguish cultured pearls from genuine pearls.
辨别真珍珠和养殖珠不容易。
watch bracelet of pearls (natural or cultured)[containing precious metal only as a minor constituent (e.g., gold fasteners)]
珍珠(天然珍珠或人工养殖珍珠)表镯[含有微量贵金属(例如金扣)]
The Study on the Gemological Characteristic and Treatment of Freshwater Cultured Pearls from Zhuji, Zhejiang;
浙江诸暨淡水养殖珍珠的宝石学和优化处理研究
In Situ Raman Spectra of Freshwater Cultured Pearls and the Phase Transformation of Its Inorganic Cystals;
淡水养殖珍珠的原位拉曼光谱研究及无机相相变分析
Water Quality,Growth and Pearl Production of Freshwater Pearl Mussel,Hyriopsis cumingii in commercial ponds located in Zhuji
诸暨养殖池塘内水环境、三角帆蚌生长与珍珠产量
A Comparison on the Analysis of Zinc Content between Fresh Water Pearl and Sea Water Pearl;
淡水珍珠与海水珍珠中锌含量分析的比较
Jean has been cultivating pearls for many years,
他养殖珍珠已经有很多年了,
How did they pick up the idea of cultivating artificial pearls?
他们怎么会想到养殖人工珍珠的?
The culture of pearl is the mainstay of this county
珍珠养殖是该县的主要经济支柱
The culture of pearls is the mainstay of this county.
珍珠养殖是该县的主要经济支柱。
Pearl Bearing in Wannian Country and Analysis on External;
万年县珍珠养殖与环境代价经济分析
Tissue Culture and Rapid Propagation of Pineapple Cultivar ‘Pearl’
珍珠菠萝组织培养与快速繁殖(简报)
Study on the Variation of Calcium Content of Different Growing-period Pearl Powder
不同龄养殖珍珠粉中钙的分析与测定
handbag frame incorporating natural or cultured pearls (excl. of precious metal)
手提包边框,装有天然珍珠或人工养殖珍珠(不包括贵金属制)
The Establishment of Regeneration System about the Photoautotrophic Micropropagation Technique of Acacia Podalyriifolia;
珍珠相思光自养微繁殖技术再生体系的建立