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 tube inserted into the furnace that becomes the process chamber for diffusion and oxidation.
  插入到炉子中的石英管，作为扩散和氧化的处理腔。
• 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。
• 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。
• 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 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。
• 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。
• 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。
• 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 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。