Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Afrikaans
Arabic
Basque
Catalan
Chinese
Danish
Dutch
Estonian
Finnish
French
German
Greek
Hungarian
Icelandic
Italian
Korean
Lithuanian
Norwegian Bokmål
Persian
Polish
Portuguese
Russian
Serbian
Slovene
Spanish
Swedish
Turkish
Ukrainian
G
o
o
g
l
e
|
Forvo
|
+
to phrases
proportional sampling
auto.
排气分析
比例取样
ecol.
按比例采样
interntl.trade.
比例抽样
math.
比例抽样法
;
按比例抽样
oil
按比例取样
tech.
比例取样
;
比例抽样
法
比例采样
proportional sampling
:
16 phrases
in 8 subjects
Business
2
Commerce
1
Economy
2
Electronics
1
Forestry
1
Marketing
2
Statistics
2
Technology
5
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips