1) Activity of radioactive gas
气体活度
2) coolant gas activity
气体冷却剂[放射性]活度
3) gas activity meter
气体[放射性]活度计
4) oxygen activity
氧气活度
5) 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。
6) gas activation
气体活化
补充资料：表面活度计量
表面活度计量
area-activity measurement
boa飞lian hL汇心u JIliang表面活度计.(~一activityn丫努ISurelr犯nt)对平面源表面放射性活度(表面粒子.数或表面粒子发射率)，即单位面积在既球面度(立体角)内发射的粒子(。或p射线)数的测量。单位是‘’·cm一2，只能用于辐射防护中使用的发射。射线或p射线的平面源。 常用的测量方法是2二计数法、2邓计数法。将放射性物质电沉积在平面金属衬托板上，经校准成为标准平面源。常用的放射性核素有脚几、洲人m、洲叭、如Sr+如Y和I4C，其放射性活性面积可达100~x150~。(吕维纯李莱)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条