概述了室内污染物的种类及危害，介绍了目前几种室内空气净化技术原理及优缺点。
In this paper, the category and harm of indoor air contaminants are described, the theories and advantages and disadvantages of several purification technics are introduced.
本产品对水中所含的对人体危害最严重的氰化物及挥发酚的净化率可达99%以上，能有效的保证人体健康。
The product can purify more than 99 percent of the cyanide and volatile hydroxybenzene which are most dangerous to human body from water, which effectively ensures the human body health.
本产品对水中所含的对人体危害最严重的氰化物及挥发酚的净化率可达99%以上，能有效的保证人体健康。
The product can purify more than 99 percent of the cyanide and volatile hydroxybenzene which are most dangerous to human body from water, which effectively ensures the human body health.
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