河床纵剖面 stream profile ; bed profile
纵顺向河流 longitudinal consequent stream
纵观历史长河 Throughout the history
河床纵向稳定系数 longitudinal stability coefficient
河谷纵剖面 valley profile
河流纵横交错 rivers crisscross
河床纵断面 longitudinal profile of torrent ; longitudinal profile of river bed
河道纵断面 river longitudinal profile
河道纵剖面 river profile
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