合流制排水系统溢流调蓄技术是控制面源污染、削减污染负荷的一项关键技术。

The storage technology of combined sewerage overflow is a key technology to control the surface pollution and cut pollution load.

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建议采取划定水源保护区、加大水土流失治理力度、控制面源污染等措施保护水源。

So we should designate sanitary zone of water source, control soil and water loss and non - point source pollution to protect water source.

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