hail suppression

• 防雹

hail suppression的用法和样例：

例句

1. They made these indigenous rockets to disperse clouds and prevent hail storms.
   他们制造这些土火箭，是为了驱云防雹。
2. The hail proof communication network is severely disturbed by the same frequency and additional distortion of the co-adjustment which affects the sufficient work of the system.
   目前防雹通信网络受到严重的同频干扰以及附带的互调失真，已经成为影响该系统有效工作的一大难题。