利用所得到的结果，分析了数值微分法和经验公式的计算精度。

By use of the result, the calculating precision of numeric differential method and empirical formula is analyzed.

youdao

利用所得到的结果，分析了数值微分法和经验公式的计算精度。

By use of the result, the calculating precision of numeric differential method and empirical formula is analyzed.

youdao