1) vacuum venting
真空通气
2) ventilating vacuum preloading
可控通气真空预压
4) vacuum degasification
真空脱气
1.
The paper analysed contact fatigue performances of vacuum degasification steel and common electric steel.
试验并分析了真空脱气钢和普通电炉钢的接触疲劳性能。
5) vacuum gas quenching
真空气淬
1.
Through to observing the section microstructure, and according to Fe-W-Mo-Cr-V-C the high-speed steel Fe-C micro dual phase diagram, the reason of vacuum gas quenching the high-speed steel melting accident was analyzed.
通过对截面金相组织观察,并根据Fe-W-Mo-Cr-V-C系高速钢Fe-C微二元相图,对真空气淬中高速钢工件发生熔化的原因进行了分析。
2.
W18Cr4V steel was heat-treated by vacuum gas quenching and conventional oil quenching respectively.
采用真空气淬法和普通空气加热油淬法分别对W18Cr4V钢进行热处理。
3.
Service conditions,Processes of vacuum gas quenching and vacuum tempering as well as vacuum stress relief annealing processes realized respectively before quenching and during service as well as after repair welding for the die-casting die parts of 4Cr5MoSiV1 steel were discribed.
论述了4Cr5MoSiV1钢制铝合金压铸模零件的服役条件,真空气淬、真空回火工艺,以及分别在淬火前、使用过程中和补焊后进行的真空消除应力处理工艺。
6) vacuum degassing
真空脱气
1.
The Cleanliness of gas cylinder steel(30CrMo) was studied during vacuum degassing by interrupting vacuum after the start of operation.
本文研究了真空脱气(VD)精炼对气瓶钢30CrMo洁净度影响。
补充资料：部分型房室共同通道
部分型房室共同通道
partial atrioventricular canal
见“部分型原发孔型房间隔缺损”。
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