以城市河流底泥为对象，研究了底泥曝气对水体修复的效果。
The effect of the remediation of water body by the technology of aerating sediments was studied with sediments from city river as material.
提出了以城市河流生态系统健康为最终目标的多目标整体修复思想，界定了河流生态系统修复活动须遵循的原则。
The integrative multi-object restoration, aiming at ecosystem health of urban river was proposed, and the principles for ecosystem restoration of urban rivers were given.
工厂，在城镇和城市排水废液，以湖泊，河流和海洋。
Factories in the towns and cities drained waste liquid to the lakes, rivers and seas.
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