Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
Russian
G
o
o
g
l
e
|
Forvo
|
+
to phrases
正规接头
dril.
regular joint
tech.
regular tool joint
正规 接头
:
5 phrases
in 3 subjects
Drilling
3
Mechanics
1
Oil / petroleum
1
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips