In flood clustering analysis of the Biliuhe reservoir，the cause analysis and the clustering analysis are combined to determine the typical floods of the different weather systems and carry out the reservoir flood operation design with classified forecasts.
碧流河水库洪水聚类，遵循了成因分析和聚类分析相结合的原则，其目的是确定各类主要天气系统的典型代表过程，以便进行水库防洪分类预报调度设计。
参考来源 - 洪水聚类有效性分析—《南水北调与水利科技》—2007年第2期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
One of the most powerful of all weather systems, hurricanes are powered by the heat energy released by the condensation of water vapour.
作为所有天气系统中最强大的系统之一，飓风是由水蒸气凝结释放的热能所驱动的。
Either way, Kottlowski points out, cloud seeding does not alter climate or affect weather systems.
Kottlowski指出，不管如何，向云中喷洒化学药剂，都不会改变气候或影响气候系统。
They found the highest levels of solar activity cause small, but far-reaching effects on weather systems around the world.
VOA: special.2009.09.29
Reports say the study may lead to better predictions of temperatures, rainfall and the intensity of weather systems.
VOA: special.2009.09.29
Both events can have important effects on weather systems and climates around the world.
VOA: special.2009.09.29
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