Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
blasthole bit
This HTML5 player is not supported by your browser
earth.sc.
无岩心〔金刚石〕钻头
geophys.
钻炮眼用的钻头
mining.
炮眼钻头
Add
|
Report an error
|
Get short URL
