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- The calculated result could be used as reference for calculating pollution concentration, preventing atmospheric pollution and environmental planning etc. 计算结果可为大气污染浓度的计算,大气污染防治,及环境规划等提供参考依据。
- The characteristics of MSW (municipal solid waste) landfill leachate are high pollution concentration, long enduring time, and will cause serious environmental pollution if it is discharged directly. 城市垃圾填埋场渗滤液污染浓度极高,持续时间长,若不加处理而直接排放,会造成严重的环境污染。
- We suggested that it was neccessary tocontrol pollutant concentration atsoure of leachate production. 结论:应从渗滤液产生的根源上控制污染物浓度。
- A study on the prediction of secondary pollutants' concentration in cities are carried out in this paper, based on a former version of the City Air Pollution Prediction System (CAPPS). 本文在CAPPS原有模式基础上研究了城市大气中臭氧等二次污染物的预报问题。
- This chapter describes methods of estimating airborne pollutant concentration distrubutions associated with various emission sources. 本章论述几种有关各种排放源的大气污染物浓度分布的估算方法。
- Pollution concentrations in street canyons with canyons width/height ratio around 1,with step\|up notch configuration or with wider street are relatively low. 街道峡谷宽高比接近1时,递升型峡谷以及宽阔街道有利于污染物的扩散;
- The concentration sub-model shows that the pollutant concentration event only changes with the runoff event at the gully. 浓度子模型则反映了雨水口入流污染物浓度仅随入流流量而变化。
- This chapter describes methods of estimating airborne pollutant concentration distributions associated with various emission sources. 本章论述几种有关各种排放源的大气污染物浓度分布的估算方法。
- We present a methodology for computing daily pollutant concentration fields that reduces exposure uncertainty and bias by taking account of spatial variation in air quality. 我们呈现一个方法来计算每天污染物的浓度,以减少在考虑空气品质的空间变异性时,对于暴露的不确定性及偏差。
- We should use anthracite to avoid air pollution. 我们应该使用无烟煤以防止空气污染。
- Pollution control has cleared the air. 污染管制已净化了空气。
- The paper shows the changing feaures of day and season for automobile tail gases exclude waste maerials in BenXi City, and the relativity of pollution concentrations and automobile discharges. 本论文指出了本溪调频汽车排放物的日变化和季节变化的特征,以及污染物浓度与汽车流量的相关性。
- Man is fighting a battle against pollution. 人类正在与污染作斗争。
- Pollution is still very much a live issue. 污染现象仍然是当前的大问题。
- The articl e proposes employing entirely rigorous conception in expressing pollutants concentration, ie pollutants concentration at normal condition and standard constituent in dry atmosphere. 本文建议统一采用“标准状况下,标准组成干燥空气中所含污染物浓度”的严格概念。
- The soil becomes more and more acidic as pollution mounts up. 随着污染的加剧,土壤的酸化越来越严重。
- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- A clamor in the press for pollution control. 在报纸上对污染控制的呼吁
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
- Pollution has stripped the trees of their foliage. 污染剥光了这些树的叶子。