Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
非球面反射镜
space
aspherical mirror
tech.
aspheric mirror
;
aspheric reflector
;
aspherical reflector
;
aspheric-mirror
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
