representative sampling method : 代表性抽样法 representative method : 代表法，代表性调查法 method of representative investigation : 代表性调查法，典型调查法 ..
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representative method of sampling 代表性抽样法 ; 抽样表示法 ; 代表性的抽样法
This paper USES the typical sampling method, selection of Nanning city block 14 has the representative city overpass bridge as the research object.
本文主要采用典型抽样法，选取南宁市14座具有代表性的城市立交桥作为重点研究对象。
The sampling representative is made based on the individual deviation of phosphate rock by statistical method.
采用统计方法，针对原料磷矿个体差异，解决磷矿采样的代表性。
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