Roof runoff water quality was affected by rainfall, rainfall intensity, roof material, season and air temperature.
屋面径流水质主要受降雨量、降雨强度、屋面材料、季节和气温的影响。
The rain runoff water quality in Shanghai was monitored and the main pollution factors influencing the water environment were investigated.
通过对上海市雨水径流水质的监测，以及对其污染主要影响因素与污染程度的分析，掌握水质特性及其变化规律。
Other environmental pressures to the reef and its ecosystem include water quality from runoff, climate change accompanied by mass coral bleaching, and cyclic outbreaks of the crown-of-thorns starfish.
其他对于大堡礁及其生态系统的环境压力来自径流的水质问题，伴随着大规模珊瑚白化的气候变化以及棘冠海星的周期性爆发现象。
The hydrology and water quality of runoff events were measured on gauging station and the runoff plots in the watershed and the rules of runoff, sediment, nitrogen and phosphorus load were analyzed.
在流域出口建立卡口站，进行基于过程的汛期水文水质全面监测，同时在流域内设立径流小区，分析了径流事件中径流量、沉积物量、氮和磷负荷规律。
The major control factor of water quality is precipitation and runoff.
降雨和径流为三亚湾海域水质参数变化的控制因子。
The rainstorm runoff is one of the major surface source pollution, its control and management is the main content of the regional water quality improvement plan.
暴雨径流是重要的地面污染源之一，对它的控制和管理是区域水质改善计划中的主要内容。
The rule of pollutant discharge of the highway runoff and its impact on water quality of the river were discussed.
分析探讨了路面径流污染物排放规律及其对河流水质的影响。
Surface water resources characteristics, such as rainfall, runoff, water quality and so on, were analyzed using the long-term observation data in Yantai City.
根据烟台市多年统计资料，从降水、径流、水质、蒸发等方面对水资源特性进行了分析。
The quality of different roof runoff exist differences as well, asphalt roof runoff have higher concentration of pollutants while paving roof runoff roof surfaces have better water quality.
各屋面雨水径流中污染物含量有所不同，沥青屋面雨水径流污染物含量较高，铺砌屋面雨水径流水质较好。
The water quality characteristic of urban road runoff and the situation of pollution control play important roles in the realization of the road rainfall harvesting irrigation.
道路径流水质特点以及污染物控制情况对道路集雨灌溉实现起着至关重要的作用。
Through the analysis and measuring of the water quality of roof rain-runoff in Handan city, it is found that the water quality of roof rain-runoff is polluted seriously.
通过对邯郸市城区屋面雨水径流水质进行分析测定，发现城区雨水径流水质污染严重。
The results indicate that the water quality shows nonsignificant deviation among underground runoff, the near little rivers, the near reservoir and the town rivers;
结果表明：集水区地下水、集水区旁小河水、水库水、县城河流水之间的水质无显著性差异；
The runoff has the catabatic effect to acidification of water quality.
地表径流对水质的酸化有缓冲作用。
The runoff has the catabatic effect to acidification of water quality.
地表径流对水质的酸化有缓冲作用。
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