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 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 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 quartz watch keeps good time.
  石英表走时准。
• The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite, and other rock fragments.
  卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。
• 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。
• 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。
• To this class of substance belong mica, porcelain, quartz, glass, wood, etc.
  属于这类物质的有云母、瓷器、石英、玻璃、木材等等。
• 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 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。
• 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。