The excellent hard ferrite is prepared by the three kinds of the Dregs of sulfuric acid through physical and chemical treatment as well as oxidizing treatment in lower temperature.
本文介绍用三种不同成分的硫酸渣，通过物理、化学和低温氧化处理，制成性能优良的永磁铁氧体。
QPQ technology is a surface treatment technology which consists essentially of liquid nitriding and liquid oxidizing.
QPQ技术是一种主要包括盐浴渗氮和盐浴氧化的表面处理技术。
The influence of surface treatment such as oxidizing, grinding, pickling and blasting on the resistance to microbiologically influenced corrosion (MIC) of stainless steel SUS304 is studied.
对焊接的SUS304不锈钢进行氧化、打磨、酸洗和喷丸等不同处理，研究了不同表面处理对SUS304不锈钢耐微生物腐蚀性能的影响。
Influences of parameters for oxidizing process, pre and post treatment procedures and material status of brass substrate on quality of chemical conversion film on brass were described.
介绍了氧化工艺参数，前、后处理工序，黄铜基体材质状况等因素对黄铜化学转化膜质量的影响。
Relation among feeding roving gauge, twist factor and yarn property were researched, property of polyacrylonitrile preliminary heat treatment in oxidizing polyester filament core-spun yarn was tested.
研究了喂入粗纱间距、捻系数与成纱性能的关系，测试分析了聚丙烯腈预氧化纤维涤纶长丝包芯纱的性能。
The relationship between community distribution of ammonium oxidizing bacteria and the removal rate of NH4-N is meaningful to improve the treatment performance of CRI.
关于CRI系统中氨氧化菌的空间分布规律及其与NH4-N去除率关系的认识，为工艺改进和效果提高提供了理论基础。
Metallurgical grade silicon is raw materials for organic and electronic USES. The impurities should be reduced through refining treatment, the method of oxidizing is priority now.
冶金硅是生产有机硅和电子用硅的重要原材料，需精炼处理以降低其中的杂质。
The catalyst can be more effectively activated by being subjected to a contact treatment with an oxidizing gas after the contact treatment with the reducing gas.
另外，在利用上述还原性气体进行接触处理后，用氧化性气体进行接触处理，可以更为有效地活化催化剂。
The catalyst can be more effectively activated by being subjected to a contact treatment with an oxidizing gas after the contact treatment with the reducing gas.
另外，在利用上述还原性气体进行接触处理后，用氧化性气体进行接触处理，可以更为有效地活化催化剂。
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