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primary sampling units
agric.
初级抽样单位
;
初级抽样单元
primary sampling unit
busin.
初次抽样单位
market.
一次抽样单位
stat.
初1/4冻檠ノ
;
初级抽样单位
tech.
一级抽样单位
;
一次取样单位
;
一次取样单
textile
基本取样单元
Primary Sampling Unit
busin.
原始抽样单位
English thesaurus
primary sampling unit
abbr., qual.cont.
psu
Primary Sampling Units
abbr., post
PSU
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