sampling unit meaning in English

采样单元
采样装置
抽样单位
抽样单元
取样单元

Multistage sampling in forest inventory is not restricted to fixed-area sampling units .
森林资源清查中，多阶抽样并不局限于固定面积的抽样单元。
Primary sampling unit
初步抽样单位
Retaining sampled units for changed probability and the optimum matching ratio in successive sampling survey
概率发生变化时的连续抽样及最优匹配比
Are measures adopted to ensure samples units under test are uniquely identified and related to the test data
有否采取措施来确保测试数据是由相关的样本得到？
A type of probability sample in which aggregations of sampling units , called clusters , are sampled at some stage in the process
是一种将样本单元聚集在一起的随机抽样法.样本群在抽样的某一步骤被抽出

More: Next