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- Is the water polluted at source or further downstream? 河水是在源头还是在流出之後受到污染的?
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
- Was water pollution a problem before? 以前有水污染问题吗?
- Eg: They did a lot to stop water pollution. 他们采取大量措施制止水污染。
- Fight the mounting threat of urban water pollution. 应对日益严重的城市水污染的威胁。
- Water pollution did damage to the crops. 水污染对农作物造成损害。
- Industrial water Pollution Control II. 工业水污染控制2。
- How is the water polluted? Let's find the reason. 蝴蝶:水怎么会被污染呢?我们去找找原因吧。
- Is the water polluted at source? 河水是在源头受到污染的吗?
- How are frogs being harmed by water pollution? 水污染是如何对青蛙造成损害的?
- Design a poster for preventing water pollution. 设计一幅防止水污染的海报。
- The concern of this book is water pollution. 这本书所讲的是水污染问题。
- Li Ruzhong.Study on distribution of total amount of drainage water pollutant in a region[J].Journal of Hydraulic Engineering,2003,(5):112-115,121. [1]李如忠.;水污染物允许排放总量分配方法研究[J]
- "Pollutant" means a substance that is capable of causing water pollution. “污染物”是指能导致水污染的物质。
- Total Organic Carbon can reflect water pollutant degree completely, and adopted by many countries and integrated wastewater discharge standard of our country. 总有机碳能够完全反映水中有机污染程度,已被许多国家所采用,我国也将它列入“污水综合排放标准”中。
- Accounted on environment capacity of river in the proposed urban area, water pollutant emission that needed to reduce in various planning terms was proposed. 对规划区内河道水体的环境容量进行核算,提出各规划期限内需削减的城区水体污染源污染量。
- Water pollution has also increased with urban development. 随着城市发展,水污染问题日益严重。
- Soil erosion is a main contributor to water pollution. 土壤侵蚀是水污染的一个主要根源。
- Water pollution causes the residents vulnerable to decease. 水的污染使居民们容易得病。
- Liu J X,Groenestijn van J W,Doddema H J,et al.Influence of the aeration bru sh on nitrogen removal in the oxidation ditch[J].Eur Water Pollut Control,199 6,6(4):25-30. “立体循环一体化氧化沟处理城市污水研究”来源于网络,版权归作者所有!勿用于商业用途。