短語詞組短語random -sampling oscilloscope 隨機取樣示波器Random ear sampling 隨機果穗取樣random cluster sampling 整群抽樣random equivalent sampling technology 隨機等效采樣Random overall sampling 隨機整體抽樣random vector sampling method 隨機向量抽樣法random additive sampling 并提出了隨機附加采樣 返回 random sampling