Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
Russian
G
o
o
g
l
e
|
Forvo
|
+
intrinsic quality factor
avia.
固有品质因数
el.
内在质量因数
space
固有品质因素
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
