Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
G
o
o
g
l
e
|
Forvo
|
+
tungsten carbide substrate
dril.
聚晶金刚石复合
硬合金衬底
oil
硬合金垫托层
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
