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 quartz watch keeps good time.
  石英表走时准。
• They also visited a quartz crystal cave and a salt crystal cave to study the properties of crystal surfaces.
  他们也用了一个石英晶体岩洞和一个盐制的晶体岩洞来研究晶体表面的特性。
• 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。
• 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 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。
• Quartz Crystal Microbalance ( QCM) was also used to measure the transferred colloidal quantity for Ag nanoparticles.
  并用石英晶体微天平（QCM）宣检测了银纳料粒子的相转移量。
• A granitic rock composed of quartz and mica.
  一种由石英和云母构成的花岗石。
• 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。
• 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。
• 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。