sampling with unequal probability造句

例句与造句

1. Sampling with unequal probabilities is an important sampling technique and very popular in practice
   不等概率抽样是抽样调查中一种重要的抽样形式，在实际中被广泛地应用。
2. It's difficult to find sampling with unequal probability in a sentence. 用sampling with unequal probability造句挺难的