等机率选取法
selection with equal probability
equal-probability-of-selection method
依单位大小比例机率选取法
selection with probability proportional to size
限定随机选机法
restricted random sampling
乘法机率法则
Multiplicative law of probability
法定选民登记工作
statutory voter registration exercise
法定选民登记运动
statutory voter registration exercise
利润分配-提取法定公益金
Profit appropriation-statutory welfare reserve
利润分配-提取法定盈余公积
Profit appropriation-statutory surplus reserve
出流机率法
effluent probability method