impurity
n. 污点,污染; 掺杂,不纯; 不道德,罪恶; 混杂物,粗劣品
Impurities are substances that are present in small quantities in another substance and make it dirty or of an unacceptable quality.
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。
Impurity is the state of being no longer pure, especially sexually pure.
1. worthless material that should be removed;
2. the condition of being impure
To get the surface of materials are ready to paint without any oil, dust and impurity.
对基材表面进行处理,使基材表面无油污 、 灰尘和其它杂质.粘接面必须充分接触.
Reasons of forming first cracks were foundry lacuna, impurity gathering , lard exiting.
铸造缺陷 、 杂质元素偏聚和夹杂物的存在是形成早期裂纹源的原因.
Copper aspirinate capsules and the impurity copper salicylate were determined by RP HPLC.
采用RP- HPLC 法测定阿司匹林铜胶囊及其杂质水杨酸铜含量,辅料不干扰分析.
Gandrake: We will purge the world of its impurity!
我们会净化世界的一切废物!
Conclusion: The natural Harvest clarifier can substitute ethyl alcohol in the procedure of removing the impurity.
结论: 澄清剂法可代替乙醇法用以除杂质.