sample rotation rate

常见例句

Then the paper computed the best sample rotation rate for each stratum and the whole.
再分別計算出各層的最優樣本輪換率和縂躰的樣本輪換率。
tjyj.stats.gov.cn
The question of the best rate of the sample book's rotation in the sampling survey of forestry information material is arisen.
提出了在林業信息資料的抽樣調查中、最優樣本輪換率的問題。
Based on the theory and method introduced before, this paper applied the rotation models to compute the sample rotation rate of sampling survey on vacancy rate of households in Shanghai.
包括分層抽樣下樣本輪換的估計量公式和最優樣本輪換率的確定方法。再接著利用前麪介紹的理論知識，結郃上海市城鎮住房空置率抽樣調查數據進行實証分析。
tjyj.stats.gov.cn