Hydrological factors of formation of large flood in the lower tidal reach of the Yangtze River are analyzed, and change trend of large flood is revealed.
分析了长江下游感潮河段大洪水和特大洪水高水位形成的水文因素，揭示了年最高水位今后一段时期内可能的变化趋势。
After analyzing the characteristics of grain size and the susceptibilities of the sedimentary samples, we identified several flood events in the lower reach of Yangtze River.
研究了长江下游南通段河漫滩沉积剖面的粒度和磁化率特征，由此识别出长江下游南通段现代洪水事件。
After completion of TGP, the flood control situation of the middle and lower Yangtze river, especially the Jingjiang reach, will be improved radically.
三峡工程建成后长江中下游特别是荆江防洪形势将会发生根本性的改善。
The Datong Hydrological station in the lower reach of the Yangtze River, has recorded the highest water levels since 2003.
大同水文站在扬子江下游河段采集到自2003年以来最高的水位。
The paper puts forward and calculates the lowest environmental water demand in river course of stem stream according to the features of ecosystem and environment of lower reach of Yangtze River.
依据长江下游生态环境特点提出并概算了长江下游干流河道内最小环境需水量。
The Jiepai reach in the middle and lower Yangtze River is not only an important one for its flood control. but it is also well known for its hindering navigation.
界牌河段是长江中下游防洪的重要河段，亦是长江中下游著名的碍航河段。
The Tong Cheng Reach is the lower part of the Yangtze River, where the water abstraction is active and gives impact both on the location of the tidal limit and on that of the tidal current limit.
通澄河段是长江下游感潮河段，沿江抽、引水频繁，对潮区界和潮流界都有影响。
The Tong Cheng Reach is the lower part of the Yangtze River, where the water abstraction is active and gives impact both on the location of the tidal limit and on that of the tidal current limit.
通澄河段是长江下游感潮河段，沿江抽、引水频繁，对潮区界和潮流界都有影响。
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