In the north of China, airborne pollution derives from coal combustion emission, in which TSP and SO_2 are main pollutants.
我国北方大气污染的主要来源是煤烟型污染,以tsp和SO_2污染为主。
The paper analysed the gravity and harmfulness of motor vehicle exhaust pollution from airborne pollution condition and proposed relative countermeasure.
论述汽车有害排放物的危害、生成机理与控制技术 ,就宁波市控制汽车排气污染问题提出若干建议 。
To know the current status of airborne pollution in Yungang Grottoes, main substantial composition of the deposition of airborne particles is analyzed by means of XRD, SEM (EDAX), and microscope.