cultured pearl screwback earring是什么意思

网络释义

用法例句

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。

a place where they fish for pearl oysters.

养殖珍珠牡蛎的地方。

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）]

Jean has been cultivating pearls for many years,

他养殖珍珠已经有很多年了，

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）

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。

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

earring incorporating natural or cultured pearls (excl. of precious metal)

镶有天然或人工养殖珍珠的耳环（不包括贵金属制）

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

It is not easy to distinguish cultured pearls from genuine pearls.

辨别真珍珠和养殖珠不容易。

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)

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

Problems and Countermeasures of China s Cultured Pearl Industry;

我国珍珠养殖业存在的问题与对策研究