The riverbed form in different periods from 1958 to 2005 of the South Channel and the South-North-Passage bifurcation and the cross-section transformation between U-shape and W-shape are analyzed.
分析了1958~2005年不同时期长江口南港及南北槽分汊口的河床形态特征，以及河床U形断面与W形断面的相互转化。
The riverbed form in different periods from 1958 to 2005 of the South Channel and the South-North-Passage bifurcation and the cross-section transformation between U-shape and W-shape are analyzed.
分析了1958~2005年不同时期长江口南港及南北槽分汊口的河床形态特征，以及河床U形断面与W形断面的相互转化。
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