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Morphologic change of river valley

2015-03-23 00:13 | Author:gzzjd | Reading:amount |

Morphologic change of river valley

Seen from the overall river basin, river valleys at upstream are narrow and with many waterfalls. River valleys at midstream are wider and flood plain and terrace are developed. River valleys at downstream are wide and shallow with smaller gradient, and many meanders and distributary are formed while deltas and esteros are formed at the estuary section.


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