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

• He gives the counter-example of a quartz crystal.
  他给出了一个石英晶体的反例。
• The structures of chiral quartz and copper helices are analysized.
  对手征性石英和螺旋铜丝的结构进行了分析研究。
• 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。
• 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。
• 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；
• They are mainly composed of diopside, calcite and quartz.
  矿石主要由透辉石、方解石和石英等组成。
• 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。
• A granitic rock composed of quartz and mica.
  一种由石英和云母构成的花岗石。
• 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。