Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
选择硬化
tech.
selective hardening
选择〔局部〕硬化
transp.
selective hardening
Add
|
Report an error
|
Get short URL
|
Language Selection Tips