impurities是什么意思？

impurities

英[ɪm'pjʊərɪtɪs] 美[ɪm'pjʊərɪtɪs]

• n. 不纯( impurity的名词复数 )，不洁，淫秽，杂质；

例句

• From moment to moment, a wise man removes his own impurities, as a smith removes the dross of silver. 聪明的人时常清除内心的污垢，就如同工匠清理银矿中的杂质。
• Semiconductors containing such impurities are called p - type semiconductors. 含有这类杂质的半导体叫做P型半导体.
• A filter will remove most impurities found in water. 过滤器会滤掉水中的大部分杂质。
• Cannong licensing Simian fiber tough, shiny white color and without any impurities. 蚕农牌丝绵纤维强韧 、 颜色洁白光泽好、无任何杂质.
• Microroughness - Surface roughness with spacing between the impurities with a measurement of less than 100 μ m. 微粗糙 - 小于100微米的表面粗糙部分.
• The effects of impurities content on the CO 2 content in limekiln gas described. 论述了影响石灰窑气除CO2外其它物质含量的工艺因素.
• Once its impurities had settled, the oil could be graded. 一旦杂质沉淀下去，油就可以分级了。
• The RE impurities in gadolinium oxide are determined by ICP - AES . 采用ICP -AES 法测定氧化钆中稀土杂质,考察了基体浓度、酸度对被测元素的影响.
• The separation and determination of the primary impurities of diflubenzuron by liquid chromatography were carried out. 通过反相液相色谱方法往甲醇与水的混合流动相中加入适当调节剂,分离和测定除虫脲原药中的主要杂质.
• Method and system for removing impurities such as chlorine , chloramines, and ammonia from a hydrogen gas. 本发明公开了一种从氢气中除去杂质例如氯 、 氯胺和氨的方法和系统.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  杂质;不纯物质
  Impurities are substances that are present in small quantities in another substance and make it dirty or of an unacceptable quality.
  例句
  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。
• N-UNCOUNT
  淫乱;不贞
  Impurity is the state of being no longer pure, especially sexually pure.