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1)  gas activation
气体活化
2)  amine seed gas
氨基活化气体
3)  reactivation gas
再活化(催化剂的)气体
4)  active gas
活性气体
1.
The influence of active gas on chemical compositions and mechanical properlies of HS367L (Crl6 - Ni5 - Fe) and HS135L(CrlZ - Ni5 - Fe) martensitic stainless deposited metals were investigated in Ar- rich MAG welding of OCrl3Ni5Mo martensitic stainless steel for hydro - turbine runners.
针对大型水轮机转轮用ZG0Crl3Ni5Mo高强马氏体不锈钢的熔化极气体保护焊工艺,研究了活性气体对焊丝 HS367L和 HS135L熔敷金属化学成分和力学性能的影响。
2.
The product is a dry cleaning agent of solvent type) using eteline as major solvent which is mixed with saturated chlorohydrocarbons and fatty compounds containing groups, such as ketone and ether, and a active gas desiccant is added in.
该产品为溶剂型干洗剂,选用氯乙烯为主要溶剂,将其与某些饱和卤代烃和含有酮、醚等化学基团的脂肪族化合物有机溶剂混合,并加入一种活性气体干燥剂,即可制得产品。
3.
In this paper we briefly analyze the mechanism of engendering pores in powder metal material(PM),and study the influence of welding speed and active gas for welding porosity defect.
简要分析了粉末冶金材料激光焊接中气孔的产生机理 ,着重研究了焊接速度与活性气体对气孔形成的影响关系。
5)  Activity of radioactive gas
气体活度
6)  active gas
活动气体
补充资料:热活化催化剂
分子式:
CAS号:

性质:是指只有通过加热,才能体现催化效用的催化剂。聚氨酯中常用的热活化催化剂为胺类延迟性催化剂,它们在室温下稳定,而在活化温度下不可逆地分解,产生叔胺催化剂以有效地催化异氰酸酯和多元醇的反应,如三亚乙基二胺双氰基醋酸酯等就属于热活化型延迟性催化剂。

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