quartz

英 [kwɔːts]

美 [kwɔːrts]

n.  石英

CET6考研TOEFLIELTSTEM8化学

BNC.13134 / COCA.16587

牛津词典

noun

• 石英
  a hard mineral, often in crystal form, that is used to make very accurate clocks and watches

柯林斯词典

• N-UNCOUNT 石英
  Quartzis a mineral in the form of a hard, shiny crystal. It is used in making electronic equipment and very accurate watches and clocks.
  1. ...a quartz crystal.
     石英晶体

英英释义

noun

• a hard glossy mineral consisting of silicon dioxide in crystal form
• colorless glass made of almost pure silica
  Synonym:quartz glassvitreous silicalechatelieritecrystal

双语例句

• Compared with the porcelain granule with a same grain diameter, gravel and quartz sand can be cleaned easily.
  与相同粒径的陶粒相比较，砾石和石英砂易于冲洗干净；
• Sludge reduction performance by earthworm biofilters using quartz sand and ceramsite as media was compared.
  比较了石英砂和陶粒滤料蚯蚓生物滤池的污泥减量化效果。
• A granitic rock composed of quartz and mica.
  一种由石英和云母构成的花岗石。
• The Possibility of replacement of feldspa and quartz by feldspa-quartzose stone was studied in glazed tile production.
  在釉面砖生产中研究了用长石石英岩替代长石和石英的可能性。
• This paper discussed the structural principle and property of digit piezoelectric quartz posture sensor.
  叙述了数学式压电石英姿态传感器的结构原理与性能。
• A mill for stamping quartz.
  一个冲压石英对它进行加工的工厂。
• Quartz timepieces are very accurate, to a minute or two per year.
  石英钟表走时非常准，年误差仅为一两分钟。
• Quartz is a stone commonly found in the Gold country when looking for gold.
  石英石是一种常见于我国的黄金时，寻找黄金。
• The quartz watch keeps good time.
  石英表走时准。
• The load performance of quartz optical fiber, plastic optical fiber and special liquid core optical fiber was tested.
  通过承载性能实验，测试了石英光纤、塑料光纤和特种液芯光纤的承载性能。