Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
暗场微弯调制
纤维光学
el.
dark field microbend-modulated
fiber optics
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
