沉积物污染 meaning in Chinese

sediment pollution

Contamination of sediments and environmental sedimentology
沉积物污染和环境沉积学
Sediment contamination levels in the victoria harbour wcz have always been a problem , apparently building up over time as a result of discharges from a number of industries between the 1960s and the 1980s
维多利亚港的沉积物污染问题，主要是六十至八十年代的工厂污水排放所致。