impurity element的例句大全

Negative-ion element impurities breakdown model of HfO-2 optical thin film is reported. We believe the main impurity element in thin film comes from the coating material.

探讨了HfO2薄膜中负离子元素杂质破坏模型，并得出薄膜中的杂质主要来源于镀膜材料。

The method of adding single impurity elements to high purity aluminium was used in the lab. Effects of boron on the conductivity of conductor aluminium containing Fe or Si have been investigated, under the situation of existing single element Fe or Si in aluminium.

本研究采用高纯铝加单一杂质元素的方法，在铝中仅含单一杂质元素Fe或Si的条件下，研究了硼对含铁铝、含硅铝导电性的影响。

the effect of main alloying element mg, si and impurity element fe, zn on microstructure and property of al-mg-si aluminum alloy was studied, and the reasonable proposal is given based on the mechanism of alloying element.

以Al-Mg-Si系合金材料为研究对象，实验研究了主要合金元素Mg、Si和杂质元素Fe、Zn对合金组织及性能的影响，并在分析作用机理的基础上给出了改善材料性能的合理化建议。

The results indicated that the defects was caused by pitting corrosion of impurity element iron in silver coin by environmental chloride compound.

结果表明，在银币缺陷部位的腐蚀坑内存在以铁元素为主的物质，基材中的铁元素与外界的氯引起银币的腐蚀，造成了表面缺陷。

Furthermore, by analyzing proportion of iron and magnesium, some information of mineral structure and the color exuding of the jade from Fuquan hill can be obtained without any interference from impurity element.

分析福泉山软玉铁镁占位比S，可排除杂质元素干扰，得到矿物结构和沁色信息。

the effect of impurity element fe on the mechanical property, corrosion and aging of sand-cast za27 alloy has been investigated.

本文考察了杂质元素铁对ZA27合金的机械性能和腐蚀老化性能的影响；

methods for the analysis of pewter - determination of alloying and impurity element contents by atomic spectrometry

锡铅合金的分析方法.原子光谱法测定合金和杂质素的含量

establishment of measuring method on impurity element in copper catalyst

铜催化剂中杂质元素测定方法的建立

Carbon materials internal metal impurity effectively reduces the carbon and oxygen element reaction activation energy, the carbon materials play a catalytic role in oxidation.

炭素材料内部金属杂质有效的降低了碳元素与氧元素的反应活化能，对炭材料的氧化起到催化作用。

Effective air handling and regeneration system is needed to wipe off harmful impurity inside enclosed space and to maintain required air purity and necessary gas element since the air inside the enclosed space can't exchange with the atmosphere.

封闭舱室不能与大气中的空气进行交换，必须去除舱室中有害杂质，维持必需的气体成分和纯净度，需要一套有效的空气调节和再生装置来完成这一任务。