river-bed variation

Remote sensing detection of dynamic variation of the saline land in the Yellow River Delta

黄河三角洲盐碱地动态变化遥感监测

Multiple Time-Scale Analysis of Precipitation Variation in HaiHe River Basin during Last 50 Years

海河流域近50年降水变化多时间尺度分析

Analysis on the variation of the tidal features at Qibao Station of Qiantang River

钱塘江七堡站潮汐特征变化分析

The variation law of annual maximum peak discharge time series at Cuntan station of the upper reaches of Yangtze River has been probed, including trends and periods analysis.

从趋势分析和周期分析两方面分析长江上游寸滩站年最大洪峰流量演变规律。

Temporal and spatial variation of dissolved organic carbon content and its flux in Yichun River

伊春河河水溶解态有机碳含量和输出通量的时空变化

Analysis on Variation Characteristics and Tendency of Runoff and Sediment at Different Time-scale in Dali River Basin

大理河流域不同时间尺度水沙变化影响因素及趋势研究

The Guijiang basin river ion variation in the seasons can be seen that the highest ion content of the river in winter, autumn and spring, followed by the summer river ion concentration is lowest.

桂江流域河水主离子在四季也表现出一定的变化特征：冬季河水的离子含量最高，秋季和春季其次，夏季河水离子浓度则是最低的。

Factors controlling spatial variation of~ ( 87) Sr/~ ( 86) Sr in the fine-grained sediments from the overbanks of the Yellow River and Yangtze River and its implication for provenance of marine sediments

长江、黄河流域泛滥平原细粒沉积物~（87）Sr/~（86）Sr空间变异的制约因素及其物源示踪意义

Finally , the causes of runoff variation in Sanchuanhe River Basin were analyzed with hydrological simulation method.

采用水文模拟途径分析了三川河流域径流量的变化原因.

The Study on Temporal and Spatial Variation Characters of Water Ecological and Water Environmental Factors in Liao River Basin

辽河流域水生态与水环境因子时空变化特征研究