With the integrating cause analysis , the typical floods of different weather systems are determined 通过成因分析和聚类分析，确定不同天气系统的典型代表过程。
There was something of a drier interlude before an active weather system moved in from the west 在活跃的天气系统从西部地区介入之前这里有一段较为干燥的时期。
Because weather systems are generally large in size , many of them generate infra - sound 由于天气系统的尺度通常较大，所以很多天气现象都会产生人耳无法听到的次声。
The information can also be obtained from the observatory s dial - a - weather system ( 1878 200 - 3227 ) 这些资料亦可以透过天文台打电话问天气系统( 1878200 - 1227 )提取。
Regional wind conditions are already available on the observatory website and from the dial - a - weather system 天文台现时通过网页及打电话问天气服务，为市民提供各区风势资料。
The gust information will also be accessible from the observatory s dial - a - weather system 1878 200 - 2 - 227 市民亦可以透过天文台打电话问天气系统( 1878200 - 1 - 227 )提取阵风资料。
In contrast , thunderstorms caused by weather systems , such as a front or trough , can occur at any time of the day 相反，由天气系统如锋或低压槽所产生的雷雨，在任何时间都有机会发生。
The gust information will also be accessible from the observatory s dial - a - weather system ( 1878 200 - 2 - 227 ) 市民亦可以透过天文台打电话问天气系统( 1878200 - 1 - 227 )提取阵风资料。
These information are very useful in detecting and tracking severe weather systems such as rainstorms and tropical cyclones 对于探测及追踪一些重要天气系统如暴雨和热带气旋等十分有效。
2 a low - pressure weather system is approaching p ; rainfall results from about 70 percent of such systems in the p area 低气压气流正在逼近p地区，在该地区， 70 %的低气压气流可能引起降雨。
