Adamisaman-madestructurebuiltacrossariver.Mostdamsarebu...
問題詳情:Adamisaman-madestructurebuiltacrossariver.Mostdamsarebuilttocontrolariver’swaterflow,improvenavigationandcontrolflooding.However,somedamsarebuilttoproducehydro-electricpower.Hydro-electricpow...