Analyses of the velocity data at No. 14 Station of Chengjiawu channel for two tidal periods show that the ebb current is strong and that the flood current is weak.
陈家坞槽14号站位连续两个潮次的流速资料表明，该站位的潮流特点为落强涨弱。
2
Over 5000 year time sediment deposition has created present-day shallow estuary consisting of a central deep channel, extensive tidal flats and an ebb tidal delta.