self purifying efficiency 自净效率
pollutant purifying efficiency 污染物净化效率
A biofilter packed with activated carbon was set up to study the removal of nitrogen oxides of low concentration under high flow load. The experimental result showed that the best NOx purifying efficiency reached 99%.
采用活性炭填料挂膜的生物滴滤塔净化低浓度氮氧化物废气,研究结果表明,生物净化效率可达99%。
参考来源 - 生物滴滤塔处理低浓度氮氧化物·2,447,543篇论文数据，部分数据来源于NoteExpress
It is shown that the electrostatic filtration fabric has high purifying efficiency and low pressure loss.
测试结果表明，荷电纤维滤料具有低阻高效性能。
The utility model has the advantages of high purifying efficiency, small wind resistance and low noise.
本装置具有空气净化效率高、风阻小、噪声低的优点。
The beneficial effects of the utility model are increased purifying efficiency, convenient dust removing and broader purifying scope.
本实用新型的有益效果是净化效率提高、除尘方便、净化的范围更广。
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