impurities

英 [ɪmˈpjʊərɪtiz]

美 [ɪmˈpjʊrətiz]

n.  杂质; 肮脏; 不纯; 淫秽
impurity的复数

柯林斯词典

• N-COUNT 杂质;不纯物质
  Impuritiesare substances that are present in small quantities in another substance and make it dirty or of an unacceptable quality.
  1. The air in the factory is filtered to remove impurities.
     工厂里的空气要经过过滤，以清除其中的杂质。
• 淫乱;不贞
  Impurityis the state of being no longer pure, especially sexually pure.

双语例句

• Discoloring impurities lowers the brightness of kaolin and limits its use.
  致色杂质降低了高岭土的亮度并限制了它的应用范围。
• There are traces of impurities in the gold.
  金子中有杂质的痕迹。
• Now the high concentration of asphaltene and other impurities on the transport and processing of crude oil caused difficulties.
  现在高浓度的沥青烯以及其他的杂质对原油的输送和加工造成了困难。
• The detrimental effect of iron impurities on zinc electroplating in potassium salts solutions was described in detail.
  详细介绍了钾盐镀锌溶液中铁杂质对镀锌的有害影响。
• This invention describes novel methods for the analysis of some of the impurities.
  本发明描述了分析其中一些杂质的新方法。
• The occurrence of impurities during the deposition process can also be caused by the evaporation of certain substrate materials.
  沉积过程中杂质也可因某些基体材料的蒸发而产生。
• Refined sugar has had all the impurities removed.
  精制糖已经清除所有的杂质了。
• This was the LD process, which used oxygen gas for the oxidation of impurities in iron.
  这就是氧气顶吹转炉炼钢法（LD炼钢法）。这种方法使用氧气来氧化铁水中的杂质。
• It will help to remove make-up and the impurities of the skin.
  这将有助于消除化妆和杂质的皮肤。
• Low iron and impurities to enhance reducing atmosphere;
  低铁和杂质，以提高还原气氛；