南水北调与水利科技__期刊 关键词 ：湖泊生态系统；水生植物；净化水质作用；衡水湖 [gap=1178]Key words： lake ecosystems；aquatic plants；effect of the water purification；Hengshui Lake
基于1个网页-相关网页
The test result indicates that there is more diversity of purification water effect for granular activated carbon in different active carbon factories.
试验结果表明，不同活性炭厂家生产的颗粒状果壳活性炭对饮用水净化效果有较大差异。
Based in the laboratory building the small aquatic ecosystem, purification effect of the eutrophication water by aquatic plants is researched.
该文通过在实验室构建小型的水生生态系统，采用水培方法，研究水生植物对富营养化水质的净化效应。
With a great deal of sewage and garbage being increasingly drained into the sea, great attentions have been paid to the effect of mangrove wetland system on water purification.
随着大量污水、废物源源不断地排放入海，红树林湿地的水体净化功能正日益受到重视。
应用推荐