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1)  two-stage subsurface flow constructed wetland
二级串联潜流式人工湿地
1.
Experiments of nitrogen and phosphorus removal from rural domestic wastewater in the Taihu Lake basin were carried out by the two-stage subsurface flow constructed wetland process.
采用二级串联潜流式人工湿地系统对太湖地区农村生活污水进行了脱氮除磷的试验研究。
2)  subsurface-flow constructed wetland
潜流式人工湿地
1.
, so a small-scale subsurface-flow constructed wetland (SFCW) in the investigation was conducted to study the purification effect on swine wastewater.
(2) 模拟潜流式人工湿地静态试验结果表明,芦苇、黑麦草和稗草等对湿地系统处理养猪场污水的COD、NH_4。
3)  subsurface flow constructed wetland
潜流式人工湿地
1.
The subsurface flow constructed wetland was covered with the harvested wetland vegetation for the sake of heat preservation.
采用收割的湿地植物对潜流式人工湿地进行覆盖保温,考察了这种保温方法对潜流式人工湿地冬季运行时除污效果的影响。
2.
In consideration of stormrunoff pollution problems existing in many wa tersheds in our country,we utilized subsurface flow constructed wetlands to research th e problems.
采用潜流式人工湿地系统对其在处理、控制暴雨径流污染问题进行了模拟研究,实验中人工模拟暴雨径流污染物浓度平均为CODcr291。
4)  subsurface constructed wetland
潜流式人工湿地
1.
The nitrification ability of different layers in a subsurface constructed wetland treating sewage was measured .
研究了潜流式人工湿地内部不同填料层和沿水流方向硝化能力的变化 。
2.
Influence of ratio of carbon to nitrogen(C/N) and nitrogen source on denitrification effect in the subsurface constructed wetland were researched.
研究了C/N及氮源形式对潜流式人工湿地脱氮效果的影响。
5)  two stage subsurface constructed wetland
两级潜流人工湿地
1.
Base on the two stage subsurface constructed wetland system running at the suburb of Siping city in Jilin province,the applicability and characteristics of the two stage system which had especial active media and measurements of isolation for temperature protection were studied and the advantages of the two stage system in the pollution removal were analyzed.
以吉林省四平市郊区的两级潜流人工湿地生活污水处理系统为例,考察了隔离保温、特殊活性人工介质等加强化措施后的两级湿地系统在东北高寒地区运行的适应性及其效能与特征,分析了潜流人工湿地的两级组合工艺在污染物去除方面的优势。
6)  cyclic batch subsurface wetland(CBSW)
序批式潜流人工湿地
补充资料:地级差价
  级差地租:是农业资本家由于租佃质量上有差别的土地而交纳的有等级差别的地租。
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