常見例句雙語例句Therefore, it is meaningful to carry out empirical studies on the risk management theory and assessment method in terms of the accidental pollution events in source water area.因此,從水源地安全的角度出發(fā),針對水源地突發(fā)性污染事件進(jìn)行風(fēng)險(xiǎn)評價(jià)理論及方法的實(shí)證研究,具有一定的現(xiàn)實(shí)意義。Our water is polluted by the fallout from air pollution and by refineries discharging chemical pollutants into waterways. Accidental oil spills also pollute the groundwater and open waterways.我們的水源被空氣污染中的粉塵和煉油廠向河道排放污染物所污染。原油溢流事故也會污染地下水和開放的河道。 返回 accidental water pollution