On the basis of defining the scope of banks " non - performing loan , taking some successful preserving experience of banks " non - performing loans in foreign countries as the backgroud , considering the characteristics of credit funds in our state - owned commercial banks , through the method of comparative analysis , this paper analyzes the main reason of banks " non - performin loans comprehensively and systematically . also some practical suggestions aiming at solving those problems are put forward to the government , the law , the banks and the enterprises 本论文在科学界定信贷资产保全研究范围的基础上，全面系统对我国国有商业银行信贷资产保全进行背景分析，运用对比分析方法，结合国外银行信贷资产保全的成功经验，探讨我国国有商业银行信贷资产保全的具体模式，并从政府、银行、企业和法律等不同层面有针对性地提出了具有操作意义的解决国有商业银行信贷资产保全的对策和建议。
The first one references the principle and methods of small aperture beam technique . the sr measurement of aero - flow medium which fit the quasi - frozen - flow assumption was analyzed . the second measurement the deflection of s - h sensor ’ sub - aperture wave - front , according to spectrum calculation , sr can be gotten also 特别注意在实践中具有操作意义的关键方法:设置一定阈值电平后,背景电平和读出噪声的影响可以降低,从而提高质心探测精度,在实践中可以找出一个最佳阈值。
