In the study of optical properties of low class crystal system, the identification of optic sign has important meaning to unknown crystal and mineral determination.
在低级晶族光学特性的研究中，光性符号的确定对未知晶体及矿物的鉴定有着重要的意义。
Our goal — to build a world-class brand crystal!
我们的目标——打造世界一流水晶品牌！
It has already formed two bases and a crystal technical training class to cultivate technical backbones by itself.
已组建两个基地和晶体大专班，自行培养了一批技术骨干。
There are our common goal, and also a mission of our Chinese crystal craftsman — to create a world-class crystal brand!
这既是我们的共同目标，也是我们中国水晶人的共同使命——打造世界一流的水晶品牌！
Hua Yan stone fully demonstrate the small stone particles, fine crystal, flower color absorbed, high compressive strength, weathering resistance, low water absorption, high-quality, as first-class.
华岩石材充分体现了石材颗粒小，结晶细，花色匀，抗压强度高，吸水率低等特点，质量上乘，堪称一流。
A crystal clear PET protection film with antistatic property, produced in Class 1000 Cleanroom Enclosed environment.
在洁净度为1000的无尘室密闭环境下生产的防静电、水晶般透明的PET保护膜。
A crystal clear PET protection film with antistatic property, produced in Class 1000 Cleanroom Enclosed environment.
在洁净度为1000的无尘室密闭环境下生产的防静电、水晶般透明的PET保护膜。
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