[數(shù)] 隨機(jī)抽樣；隨意采樣 random sampling: 隨機(jī)取樣。 sampling at random: 隨機(jī)抽樣sampling random: 隨機(jī)抽樣cluster random sampling: 分群抽樣法; 整群隨機(jī)抽樣method of random proportional sampling: 隨機(jī)比例抽樣法下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
