low pollution meaning in English

低污染

Differences in case fatality between high and low pollution areas could be due to many factors other than co concentrations .
轻、重污染区致死病的方面的差别可能是一氧化碳浓度以外的许多因素所造成的。
The greatest advantages of this technique are lower pollution and low electrode wear ratio
这项技术最大的优点是低污染和低损耗率。
The application of energy saving , low pollution and environmental loving products and materials
节能、低污染、环保产品及材料的应用。
The types and parameters for coal mining low pollution flameproof diesel trapped - rail locomotives with rack and adhesion drive
煤矿柴油机粘着与齿轨驱动卡轨车型式与参数

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