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

• Today, quartz crystal clocks are generally used on the seismograph stations.
  目前，地震台站一般采用石英晶体钟。
• Ornaments such as rings, some slotted, were also made from quartz and other suitable stones.
  这时期也发现用石英和其他适用的石料制成的饰物，例如大小不一的石环和石玦；
• Holes fillings are mainly dolomite, calcite, a small amounts of quartz, gypsum and kaolinite.
  孔洞充填物主要为白云石、方解石以及少量的石英、石膏和高岭石；
• 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。
• The application of quartz ceramics roll in silicon steel continuous annealing furnace was introduced.
  本文介绍了石英陶瓷辊在硅钢连续退火炉中的应用情况。
• 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。
• 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。
• 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。
• He gives the counter-example of a quartz crystal.
  他给出了一个石英晶体的反例。
• A granitic rock composed of quartz and mica.
  一种由石英和云母构成的花岗石。