1) liquid-sealed vacuum pump
液封真空泵
2) Nash pump
纳希液封型真空泵
3) dry-sealed vacuum pump
干封真空泵
4) oil-sealed vacuum pump
油封真空泵
5) liquid-ring vacuum pump
液环真空泵
1.
The operating principles,process and application of liquid-ring vacuum pump in crude-oil distillation unit were introduced.
介绍了液环真空泵工作原理、流程及应用情况。
6) oil-sealed rotary pump
油封机械真空泵
补充资料：液封
分子式：
CAS号：
性质：以液体为密封介质的截止器。
CAS号：
性质：以液体为密封介质的截止器。
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