Pollution degree 污染等级 ; 污染度 ; 污染程度 ; 净化等级
degree of soil pollution 土壤污染度
degree of pollution 污染程度
The degree of pollution mitigation 减轻被污染程度
Pollution degree 2 污染程度
oil pollution degree 油液污染度
air pollution degree 空气污染物浓度
organic pollution degree 有机污染程度
Introducing reverse logistics to logistics management not only saves the cost of enterprises, but also reduces the pollution degree to the environment.
在煤矿物流中引入逆向物流管理，不但可以节约企业的成本，而且可以减少对环境的污染程度。
This will lessen the degree of air pollution.
这可以减轻空气污染的程度。
Green packing requires reducing the cost of commodity packing and the pollution degree of environment caused by discard.
绿色包装既要降低商品包装的成本，又要降低包装废弃物对环境的污染程度。
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