随着国民经济建设和科学技术的迅猛发展，超短波通讯的应用越来越广泛，特别是在水利防汛事业中的应用尤为重要，可以说超短波通讯是防汛指挥的耳目，是防汛通讯的必要手段，是防洪胜利的一个重要环节。　　针对丘陵区地形高低起伏，超短波电波在传播过程中因受各种因素影响， With the rapid development of national economy and science and technology, the application of ultrashortwave communication is more and more widespread, especially in water conservancy and flood control. It can be said that the ultrashortwave communication is the earnest of flood control command and the necessary means of flood control communication, Flood control is an important part of victory. For the hilly terrain ups and downs, ultrashortwaves in the propagation of radio waves due to various factors,