短語(yǔ)詞組短語(yǔ)pollutant source emission 汙染源排放pollutant -emission rate 汙染物排放率Atmospheric Pollutant Total Emission Control 大氣汙染縂量控制pollutant emission to lake 湖泊排汙pollutant emission characteristic 汙染物排放特性little pollutant emission 汙染物排放量少pollutant emission amount 汙染物排放量total atmospheric pollutant emission 大氣汙染物排放縂量pollutant emission reduction 汙染物減排 返回 pollutant emission