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

• The principle of the quartz crystal deposition monitor technology in the optical film deposition process is discussed.
  讨论了石英晶体监控法在光学薄膜镀制过程中的应用原理。
• 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。
• Locally dolomite and anhydrite are important as cements, together with minor authigenic quartz.
  在局部地方白云石和硬石膏也是重要的胶结物；还有少量自生石英。
• The prospectors have discovered such minerals as calcite, quartz and asbestos here.
  探矿人员在这里发现了方解石、石英、石棉等矿藏。
• 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。
• 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。
• 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。
• 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。
• The flotation research of mixture of quartz and ironstone also indicate that rhamnolipid can effectively improve separation efficiency.
  对石英和磁铁矿的混合矿样进行浮选实验亦表明，鼠李糖脂可有效提高分选率。