1) waterfall aeration
跌水充氧
1.
In order to meet the technical requirements of smaller occupancy area,higher efficiency of nitrogen and phosphorus removal,easier maintenance and lower operation and construction cost in the treatment of rural sewage in the Taihu Lake valley,a full-scale experiment on use of the combined process of anaerobic/waterfall aeration contact oxidation/constructed wetland was carried out.
为了使太湖地区农村污水处理达到占地面积小、除磷脱氮效率高、管理简单、运行和建设费用低的目标,采用厌氧/跌水充氧接触氧化/人工湿地组合工艺进行了工程规模的试验研究。
2.
In order to meet the technical requirements of smaller occupancy area,higher efficiency of nitrogen and phosphorus removal,easier maintenance and lower operation and construction cost in the treatment of rural sewage in Lake Taihu valley,a full-scale experiment on the use of the combined process of anaerobic/waterfall aeration contact oxidation/ constructed wetland was carried out.
为了满足太湖地区农村污水处理占地面积小、除磷脱氮效率高、管理简单、运行和建设费用低的要求,研发了厌氧-跌水充氧接触氧化-人工湿地的组合工艺,并进行了工程试验研究。
2) drop-aeration bio-contact oxidation
跌水充氧接触氧化
1.
The combined process of anaerobic treatment,drop-aeration bio-contact oxidation and aquatic vegetable wetland was used to treat rural domestic sewage.
采用厌氧/跌水充氧接触氧化/水生蔬菜型人工湿地组合工艺处理农村生活污水,考察了工艺的运行效果及各处理单元对去除污染物的贡献率。
3) oxygenated clean water test
清水充氧
4) oxygenated water
充氧水
5) drop water
跌水
1.
Drop water is one kind of common channel system structures,it mustexist that the transition from supercritical flow to subcritical flow when water pass through the gap of drop water.
跌水是一种较为常见的渠系建筑物,当水流经过跌水口时必然产生缓流向急流的过渡。
2.
if we could use the drop water to gauge water accurately, it might not only reduce the loss of head caused by gauging facility of irrigation system, but also might save a lot of additional construction costs for gauging water and also reduce the project quantity, so it is one kind of economical and conv.
跌水为水利工程中一种较为常见的落差建筑物,特别在我国广大丘陵塬坡地区的渠道输水工程中采用的较为普遍。
6) drop
[英][drɔp] [美][drɑp]
跌水
1.
Discussion on application of square-shaped vertical drop;
一种方型竖井式跌水的应用探讨
补充资料：再充氧
分子式：
CAS号：
性质：又称再充氧。指水体在缺氧的情况下吸收丰补充氧。例如在地面水中，由水流紊动、藻类和某些水生植物光合作用获得氧。另外，也可指在活性污泥法废水处理厂中，从二次沉淀池来的回流污泥在另一污泥曝气池(再生池)中进行曝气，以保持好氧状态和恢复活性污泥的吸附能力。
CAS号：
性质：又称再充氧。指水体在缺氧的情况下吸收丰补充氧。例如在地面水中，由水流紊动、藻类和某些水生植物光合作用获得氧。另外，也可指在活性污泥法废水处理厂中，从二次沉淀池来的回流污泥在另一污泥曝气池(再生池)中进行曝气，以保持好氧状态和恢复活性污泥的吸附能力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条