“group sampling”可以造什么句，group sampling造句
来源：语文精选馆 3.45W
Methods: Using the group sampling method, the investigation on the Nangtong nursing human resources for the Engaging System Nurses at Secon.
Adopts the group sampling law to choose 434 example physical exam rural women to carry on the questionnaire survey, carries on statistics analysis.
Methods: Adopting the methods of whole group sampling at random, study on 306 children aged 4-6 of 14 kindergartens in Jing an District of Shanghai.
