sediment contamination release 底泥污染物释放
sediment-water interface release 界面释放
salt release from sediment 底泥盐分释放
The major way for the pollution into the lake is surface runoff, sediment release and rainfall.
鄱阳湖污染物入湖途径主要是地表径流，其次是底泥释放和降雨。
Experts believe that this sediment will build up behind the dam, with only an unproven system of sluice gates to release it.
专家认为泥沙将会在大坝后堆积，将仅经过一个未知的水闸系统排放。
It was indicated the release rates of POC, TN and TP from sediment manifested obvious region diversity and seasonal variation.
结果显示，桑沟湾沉积物中POC、TN和TP的再溶出速率存在明显的区域差异和季节性变化。
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