問題詳情
四、研究者發現河道寬深比(channel aspect ratio = width : depth)可以有效區隔網流、直流和曲流河道。
⑴從河道坡度、流量、沈積物顆粒、沈積物供給等方面,指出網流河道多發生在那種條件?(7 分)
⑴從河道坡度、流量、沈積物顆粒、沈積物供給等方面,指出網流河道多發生在那種條件?(7 分)
參考答案
答案:B
難度:簡單0.71875
統計:A(2),B(46),C(10),D(2),E(0)
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