So the adjustive role of tax policy should be emphasized on the optimization of the industrial structre together with the industry policy .

我国的税制改革应该突出税收政策的调节作用，配合国家产业政策优化产业结构。

Abstract : with the need of idiographic project , the hydraulic characteristics of adjustive pool is thoroughly discussed . The diagnostic expressions is obtained , and is analysed .

文摘：结合工程实际，对水量调节池的水力特性进行了较深入的探讨，推导出已知变进水量调节池的特征公式，并进行了验证和分析。