Results show that it is in the Wutai mountain area that convective storms happened frequently. 指出五台山是强对流天气的多发区。
The squall line is a kind of instable and strong convective weather caused by the air with upper-layer dry and lower-layer wet in front of the upper-troposphere trough. 分析指出，该飑线系统是由高空槽前型的上干下湿引起的不稳定强对流天气。
