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

• 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。
• 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 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 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。
• Ornaments such as rings, some slotted, were also made from quartz and other suitable stones.
  这时期也发现用石英和其他适用的石料制成的饰物，例如大小不一的石环和石玦；
• 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 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。
• 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。
• He gives the counter-example of a quartz crystal.
  他给出了一个石英晶体的反例。
• The quartz watch keeps good time.
  石英表走时准。