澄清池
Temporary ditches such as channels, earth bunds or sand bag barriers shall be provided to facilitate run-off discharge into stormwater drain, via a silt retention pond;
应挖掘临时壕沟等排水道,及设置土堤或沙包屏障,以利便径流通过淤泥沉积池才排入雨水渠;
Retention Effect of Wetland for Nitrogen and Phosphorus Nutrients in the Coastal Zone of the Yancheng The main aim of this thesis is to research the transporting regulation and the retention effect of N and P for the different dimensions pond wetland system.
盐城潮滩湿地对N、P营养物质的截留效应研究本论文主要研究在不同尺度条件下水塘湿地系统中氮、磷输移规律及截留效应。
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