Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
to phrases
复合片钻头
tech.
polycrystalline diamond compact bit
复合片钻头
:
12 phrases
in 4 subjects
Drilling
3
Mechanics
5
Oil / petroleum
2
Technology
2
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