Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
G
o
o
g
l
e
|
Forvo
|
+
to phrases
chemical engineering operations
gen.
化工操作
chemical engineering operation
chem.
化工操作
chemical engineering operations:
3 phrases
in 2 subjects
Oil / petroleum
1
Technology
2
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
