确定洪水保险费的计算方法是防洪保险事业的基本工作，也是推行洪灾保险工作的关键。

The calculation of flood risk premium is a basic and even key work to the development of flood insurance.

youdao

确定洪水保险费的计算方法是防洪保险事业的基本工作，也是推行洪灾保险工作的关键。

The calculation of flood risk premium is a basic and even key work to the development of flood insurance.

youdao