Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
German
Russian
G
o
o
g
l
e
|
Forvo
|
+
bit feed
dril.
送钻
;
给进
tech.
钻头进尺速度
;
钻头给进
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
