Conclusion The occurrence of child leukemia may associate with having indoors volatility organic compound pollution and habitation pollution.
结论近年来儿童白血病的发生半数以上可能与室内挥发性有机物及居住环境污染有关。
Since phenol chemical compound is permanent organic pollutant, phenol-containing wastewater treating has the high priority in water pollution control in our country.
酚类化合物属于持久性有机污染物，含酚废水在我国水污染控制中被列为需要重点解决的有害废水之一。
The positive crankcase ventilation valve and gas caps with air-pollution control valves reduce volatile organic compound loss.
曲柄轴箱通风阀和配有废气帽的空气污染控制阀(的使用)对减少挥发性有机混合物释放有积极作用。
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