variable sampling 变量抽样...accumulative sampling 聚集取样...sampling 抽样;采样取样取样,采样,抽样...sampling survey 抽样调查...gas sampling tube 气体取样管...gas sampling valve 气体进样阀...Whittaker-Shannon sampling theorem 维特克-香农抽样定理...zonal sampling 区域抽样...acceptance sampling 验收抽样;验收取样验收抽样...ladle sampling 浇桶取样...average sampling 进口货指定检查...production sampling tests 产品抽样测试...judgement sampling 判定性抽样(检查)...sampling gate 抽样门,抽样电路...isokinetic sampling 等动力学取样...unrestricted random sampling 无约束遂机抽样...systematic sampling 系统抽样系统抽样系统抽样法...normal theory applied to sampling method 用于抽样法的正态理论...item by item sequential sampling plan 逐项连续取样法...frequency-sampling 频率取样...cross-sectional sampling of oil 从油罐内各层采取石油样品...
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