proxy variables造句

例句与造句

1. a number of proxy variables are also defined to test the hypotheses . by using univariate analysis, the empirical analysis of the factors such as tax policies, growth opportunities, debt capacity and enterprise's profitability of financial lease in our country is carried out
   主要阐述了数据来源、调研方法并定义了采用的变量指标，通过单变量t检验分析对我国企业融资租赁与税收政策、成长机会借款筹资和获利能力的影响因素进行了实证分析。
2. It's difficult to find proxy variables in a sentence. 用proxy variables造句挺难的