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

• 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。
• 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 principles, construction and oscillator circuit of a quartz crystal viscosity sensor are described.
  介绍了石英晶体粘度传感器的原理、构及振荡电路组成。
• The developing status of quartz crystal in China is reported in this paper.
  本文介绍了我国石英晶体发展的现状。
• 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；
• 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。
• He gives the counter-example of a quartz crystal.
  他给出了一个石英晶体的反例。
• In this paper, the depolarization mechanism of a monochromatic light crystalline quartz depolarizer is studied.
  研究了单色光石英退偏器的退偏机理；定义了退偏度作为衡量退偏器性能的物理量。
• 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 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。