quartz
英 [kwɔːts]
美 [kwɔːrts]
n. 石英
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.- ...a quartz crystal.
石英晶体
- ...a quartz crystal.
英英释义
noun
- a hard glossy mineral consisting of silicon dioxide in crystal form
- colorless glass made of almost pure silica
双语例句
- 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。 - 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。 - He gives the counter-example of a quartz crystal.
他给出了一个石英晶体的反例。 - 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 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。 - 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。 - 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。 - 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 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。