结果显示：大雨初期污染负荷在总污染负荷中的比例最大达到97.29%，中雨初期污染负荷在总污染负荷中的比例最大达到81.71%，小雨初期污染负荷在总污染负荷中的比例最大达到41.38%。
Results showed that, at the beginning of downfall, the maximum ratio of first flush pollutants load to total pollutants load is 97.29%, which of average rain is 81.71 %, of small rain is 41.38%.
早在科赫公司精炼厂污水处理活动之前的20世纪初期州法律规定禁止污染州俄克拉荷马水资源，包括地下水。
The pollution of any Oklahoma waters, including groundwater, has been prohibited by state statute since the early 1900s — well before Koch's waste disposal activity at the refinery.
城市雨水径流特别是初期雨水污染严重，是水体富营养化、华以及海域赤潮等环境问题产生的根源之一。
Urban runoff pollution is serious especially for earlier runoff and it is one of the reasons that lead to water body eutrophic algal bloom and red tide on sea.
相同污染浓度条件下，粗颗粒沉积物中重金属具有较高的初期释放量和释放强度；平衡释放浓度随粒度减小略有增大。
Under the condition of same polluted concentration, heavy metals in coarse sediment are released with greater amount and higher intensity dUring initial stage.
综述了在污染大气环境中金属材料初期腐蚀行为和机理研究进展。
The research progress on initial stage of atmospheric corrosion behavior and the relevant corrosion mechanism of metals in pollutant atmospheres were comprehensively reviewed.
试验研究了水体镉污染对水稻种苗初期生长的影响。
The effects of water Cd pollution on primary growth and some physiological indicators of rice seedlings were studied.
初期雨水对河道的冲击污染已成为解决河道污染的主要难题之一。
The lash and pollution of initial rain in river course has become one of the key problems in the control of river course pollution.
在合流制排水系统中，排水泵站中设置调蓄池是解决城市初期雨水对水体污染的有效措施。
In order to solve the problem of pollution in confluence drainage system, which is caused by initial rainwater, setting storage pond under the drainage pumping station is a effective measure.
城市雨水径流特别是初期雨水污染严重，是水体富营养化、华以及海域赤潮等环境问题产生的根源之一。
Urban runoff pollution is serious especially for earlier runoff and it is one of the reasons that lead to water body eutrophic, algal bloom and red tide on sea.
结果表明：污染物浓度的峰值一般提前或同步于径流量的峰值，初期径流污染较重；
The result shows that the peak of pollutant concentration is ahead of or synchronous with that of runoff, and heavy pollution occurs in initial period of storm runoff.
为此，重点研究了上海中心城区某合流制排水区域JXB系统雨天污染物溢流的出流过程和污染物的事件平均浓度，并探讨了溢流污染物的初期效应。
The process of pollutant overflow from the JXB sewer system and the event mean concentrations(EMCs) of overflows in Shanghai were studied, and the first flush effects were discussed.
路面雨水径流污染最严重，尤其是初期雨水各污染物浓度明显高于屋面和绿地径流中的污染物浓度；
The road runoff is most seriously polluted , especially in the early rainfall the pollutant concentration was significantly higher than concentration in roof runoff and lawn runoff.
但是雨水径流有明显的初期冲刷作用，污染物集中在初期的数毫米雨量中。
But the rainfall and runoff has obvious effect of flushing at the initial stage and most of pollutants just concentrate in the first few millimeters of rainfall.
初期径流中的污染物主要依附于固体颗粒物上存在。
The pollutants in the first runoff were in the form of adsorbing on the solid particles.
并且各污染物浓度均随降雨历时呈减少趋势，后趋于平缓，可采用弃流部分初期雨水后进行收集。
There was a decreasing trend in each pollutant concentration with rainfall duration and finally tends to flat. So we collect the rainwater after abandoning part of the initial flow of rainwater.
并且各污染物浓度均随降雨历时呈减少趋势，后趋于平缓，可采用弃流部分初期雨水后进行收集。
There was a decreasing trend in each pollutant concentration with rainfall duration and finally tends to flat. So we collect the rainwater after abandoning part of the initial flow of rainwater.
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