Environment DOCS, sewage discharge permission.

单据的污水排放环境许可。

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Sewage Discharge on Soil and Plants of the Mangrove Wetland Ecosystem.

污水排放对红树林湿地生态系统的影响。

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By this, the economic benefits were increased and the sewage discharge was reduced.

通过回收，既增加了经济效益又减少了污水的排放。

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The agency has identified a number of possible sources of sewage and slurry discharge, which it says can both contribute to very high concentrations of bacteria on the beach.

BBC: NEWS | UK | Wales | Mid | Beach fails EU water quality test

Most cities in the developing world discharge their sewage untreated into rivers or the sea.

ECONOMIST: Bursting cities, bust infrastructure

People living in Modbury said the discharge of sewage caused by floods in December had not been cleared.

BBC: Modbury raw sewage complaint after rain