Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Bulgarian
Chinese
Czech
French
German
Polish
Romanian
Russian
Ukrainian
Terms
for subject
Oil / petroleum
containing
back valve
|
all forms
English
Chinese
back-pressure valve
背压阀
double back pressure valve set shoe
双回压阀尾管鞋
downhole back flow valve
井下回流阀
Get short URL