quartz sand[化]石英砂
quartz crystal石英晶体
1.please send us your price list of quartz clocks.
请寄给我们贵方的石英钟价目单。
2.the quartz watch keeps good time.
石英表走时准。
3.manage multiple instances of quartz scheduler through a single interface
通过单一界面管理多个quartz调度器实例
4.we basically depend on two things: mining and quartz.
我们的收入主要靠两样:采矿和挖砂子。
5.our quartz technique is well known in the world, and we believe our watches are of fine quality.
我们的石英技术世界闻名,相信我们生产的手表具有高质量。
6.quartz wool was made from high-purity quartz, extremely low in metallic oxide impurities.
试映羊毛采用高纯石英制成,非常适用于进样口衬管。
7.the quartz-mica schist together with paragneiss constituted the old supracrustal series.
长石石英云母片岩与副片麻岩一起构成了古老的表壳结构。