中文摘要：

给出了样条插值函数的数值积分的一个修正梯形公式，同时给出实例说明其与常用数值积分公式在计算样条数值积分中误差比较。

英文摘要：

The thesis presented a modificatory trapezoid formula of spline interpolation function in numerical integration.At the same time, some examples were given to explain the error of spline numerical integration between the modificatory trapezoid formula and the common numerical integral formula .