The sharp decrease of sediment discharge results in the serious erosion of the riverbed downstream the TGD and the sediment grain size show obvious coarsening.

  • 输沙量的急剧减少,导致三峡大坝下游河床出现了严重的侵蚀,沉积物粒径出现明显粗化。

  • 互联网摘选 2025-01-20 17:36:39

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