Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
工作的抽样检验
tech.
activity sampling
;
frequency study
;
ratio delay study
;
work sampling
Add
|
Report an error
|
Get short URL
|
Language Selection Tips