请输入您要查询的字词:
单词
简单典型抽样法
释义
简单典型抽样法
Encyclopedia
农学
简单典型抽样法
释
typical sampling
简单典型抽样法
按调查研究目的从总体内有意识地选取一定数量有代表性的抽样单元,要求所选取的单元至少能代表总体大多数的方法。又称代表性抽样、判断抽样。
随便看
Chengdu Aeronautic Polytechnic
Cheng Duanli
Cheng Duanxue
Chengdu Art Academy (Chengdu Art Museum)
Chengdu Botanical Garden
Chengdu brown goat
Chengdu-Chongqing Railway
Chengdu-Chongqing urban agglomeration
Chengdu City
Chengdu City planning
Chengdu Du Fu Thatched Cottage Museum
Chengdu Folk Art Troupe
Chengdu Generalship
Chengdu Institute of Biology
Chengdu J-20
Chengdu Jinsha Site Museum
Chengdu-Kunming Railway
Chengdu Library
Chengdu Media Group
Chengdu military region
Chengdu Municipal Archives
Chengdu Museum
Chengdu Pingyuan
Chengdu prefecture
Chengdu Qingbaijiang Museum
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/1/4 8:32:42