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1·We can simplify the analysis of the change of interest rate curve by using the PCA(principal(components) analysis), and get better known to the term structure of the interest rates.

文章认为运用主成分分析方法能极大地简化对利率曲线变化的分析，便于准确了解利率曲线结构变动的模式。

2·The content of DNJ was calculated by standard curve method, which can simplify repetitive operation and avoid systematic errors.

本试验采用标准曲线法计算DNJ含量，该法具有简化重复操作，避免系统误差等优点。

3·This article introduce the cap yield curve model, simplify the cap yield surface and plastic potential energy surface by ellipse and circle, and get a new justify condition.

本文通过引入帽子屈服曲面，并对帽子曲面和塑性势能曲面用椭圆函数和圆函数形式进行了简化，从而得到了新的判定条件。