1) two-step activation
两步活化
2) twice activated method
两步活化法
3) two-step technics (inhibition of protease activity)
两步法(抑活)
4) two-step carbonization
两步炭化
5) double carburization
两步碳化
1.
The influence of double carburization upon the microstructure of WC powder is investigated by adopting of different tungsten oxides.
通过对不同氧化钨前驱氧化物的采用,研究两步碳化法对WC粉末微观结构的影响,在国内首次探讨WC粉末中生长孪晶的形成机制及其结构特点,阐述生长孪晶对硬质合金性能的影响。
6) Two-step crystallization
两步晶化
1.
Mesoporous materials with the primary structure units of zeolite in the pore wall have been synthesized by a two-step crystallization process at 140 ℃ and characterized by XRD, N 2 physical adsorption/desorption, TEM, IR and NH 3-TPD methods.
采用两步晶化法合成了孔壁含沸石初级结构单元的六方介孔材料 ,用XRD ,N2 吸附 -脱附 ,TEM ,IR和NH3 TPD对样品进行了表征 ,考察了晶化时间、碱度、温度和NH+ 4离子交换对样品的影响 。
2.
The composite molecular sieves Beta/MCM-41 with different ratios of SiO2/Al2O3 were hydrothermally synthesized by two-step crystallization with tetraethylammonium hydroxide and cetyltrimethylammoniumbromide as templates.
分别以四乙基氢氧化铵和十六烷基三甲基溴化铵作为微孔相和介孔相的模板,采用两步晶化法制备了4种具有不同硅铝比,含微孔和介孔双模孔结构的Beta/MCM-41复合分子筛。
补充资料：三步两脚
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