提出了空气环境容量核定中扩散模型验证的有效指标，简述了满足指标应当采取的措施。
This paper presents an effective guideline to verify the diffusion model in air environment capacity, and discusses the measures to meet the targets.
多孔射流扩散器排放城市污水是充分利用天然水体环境容量和自净能力的有效途径。
The use of submerged multiport diffusers presents an efficient method to rapidly dilute large volumes of wastewater discharged into ambient receiving water.
水污染物的总量控制是建立在天然水体对污染物具有稀释扩散和自净作用理论上，即天然水体对污染物具有一定环境容量的基础上。
Total emission control of water pollutants is based on natural water dilution of pollutants and autopurification theory, in another word, natural water has some environmental capacity on pollutants.
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