specialties of flood change

• 洪水变化特点

specialties of flood change的用法和样例：

例句

1. This paper analysed the specialties of the downstream flood change of Weihe River which occurred before and after the river atrophied.
   摘要在实测资料基础上，本文分析了渭河下游河槽萎缩前后的洪水变化特点及其成因。