Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
standard operating instructions
This HTML5 player is not supported by your browser
tech.
标准操作规程
standard operating instruction
This HTML5 player is not supported by your browser
avia.
标准运行指令
;
标准操作说明
指令
Add
|
Report an error
|
Get short URL
