quartz sand

常见例句

Through hard working, a new kind of candidate material to replace the quartz sand was found at last.
经不懈努力，最后终于找到了一种有希望能取代石英垫砂的新材料。
To test the idea, Merrison and colleagues sealed samples of quartz sand in glass flasks and used a machine to tumble them over and over.
为证实这一观点，梅里逊和同事们将一些石英砂样品封装入玻璃烧瓶内，然后用一机械装置将这些烧瓶反复翻滚。
The sample came from the remote Pilbara region of Western Australia, a site called Strelley Pool, where the microbes, after dying, had been finely preserved between quartz sand grains.
化石样本来自澳大利亚西部偏远的皮尔巴拉地区一个叫斯特雷利池的地方。在那里，死后的微生物在石英砂和沙砾之间被完好的保存下来。

Most sand is made of quartz, a hard silicon crystal.
Bishop's sandpiper poet, there in your handout, is obsessed with the mere details of experience, those sand grains, quartz grains.
毕肖普写鹬的那首诗，你们的讲稿上有，被零星的描写经验的细节所累，描写了那些谷物和石英岩。
耶鲁公开课 - 现代诗歌课程节选

In addition, though, it is doped with powdered quartz (the pure stuff, rather than the tainted variety that makes up most sand) and various reinforcing metals and fibres.
ECONOMIST: Bunker-busting