雷电是一种自然现象,一般认为雷电是由于大气的相对运动、摩擦而使云带电,一定条件下带正负电的云层之间和带电的云和大地之间产生放电,就形成了雷电。云与云之间的放电除了对飞行物和无线通讯有一定影响外,对地面的建筑物和人畜的安全基本没有影响。而云对地放电(包括对地面建 Thunder and lightning is a natural phenomenon. It is generally believed that thunder and lightning are caused by the relative movement of the atmosphere, friction and make the cloud charged, under certain conditions with positive and negative clouds and charged clouds and the earth between the discharge, the formation of thunder and lightning. In addition to the discharge of clouds and clouds in addition to flying objects and wireless communications have a certain impact, on the ground buildings and the safety of people and livestock basically no effect. The cloud to ground discharge (including the ground built