The long-term studies by Hossain and his colleagues suggest that dams have particularly altered extreme precipitation patterns in arid or semiarid areas.
侯赛因及其同事长期的研究表明，大坝尤其使干旱或半干旱地区的极端降水模式发生改变。
Other public gardens across America are also observing earlier bloom times, in addition to changes in temperature and precipitation patterns and distribution of species.
美国其他公共花园也观察到开花时间的提前，以及温度、降水量模式和物种分布情况的改变。
Study of precipitation patterns, to monitor their distribution in space and time for the hydro-meteorological forecasts and hydrological research to provide scientific basis.
研究降水规律，监测其在时空上的分布，为水文气象预报和水文科学研究提供科学依据。
Analyses of the interannual and interdecadal changes of the two precipitation patterns show that the precipitation character in west China has been changed since the mid-1970s.
分析了两类雨型的年际变化和年代际变化，显示西部降水特征在70年代中后期出现了明显转折。
Precipitation patterns will change, with some regions getting much wetter and others much drier.
降水模式也会改变，有些地区变得更潮湿，而其它地区则变得更干。
Precipitation patterns will change, with some regions getting much wetter and others much drier.
降水模式也会改变，有些地区变得更潮湿，而其它地区则变得更干。
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