Quartz Clear Crystal Ball 天然白水晶水晶球
Clear Quartz 白水晶 ; 透明石英 ; 透明的水晶
clear fused quartz glass tube 透明石英玻璃管
clear fused-quartz cell 透明熔融石英电解槽
European monks would take a piece of clear rock, often quartz, and place it on top of the reading material.
欧洲的僧侣们会拿一块透明的石头，通常是石英，放在阅读材料的上面。
Finally, the values of some coefficients of stiffness of the coloured and clear quartz were discussed.
最后，就以上测量的结果，推算了并讨论了有色水晶和无色水晶的若干劲度系数异同之点。
Massive pyrite-clear quartz ores and network polymetallic sulfide minerals-grey colour quartz ores formed.
而由云母片岩蚀变而来的绿泥石矿石呈块状或片理状、颜色为灰绿色和深灰色。
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