sampling by classification的意思|示意
美 / ˈsæmplɪŋ bai ˌklæsifiˈkeiʃən /
英 / ˈsæmplɪŋ baɪ ˌklæsəfɪˈkeʃən /
分类抽样
sampling by classification相关短语
1、 random sampling by classification 分类随机抽样
sampling by classification相关例句
A concise result was obtained by sampling, which provided specific data for the macro-classification and evaluation and for working out strategies to control the stored product insects.
共划分为四类区域，分层抽样，进而得出较精确的调查结果，为进行宏观分类评价和制定防治策略提供了数量依据。