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[期刊论文] 作者：Ashraf A. Zahran,
来源：环境保护(英文) 年份：2013
The study was carried out in a lead company inside Alexandria which exists in a residential area. Different sites have been selected inside the Department of Le...
[期刊论文] 作者：Ashraf A. Zahran,M. Ismail Ibr,
来源：环境保护(英文) 年份：2018
In this study, PM10 and PM2.5 were measured in seven sites representing different activities (the same sites of EEAA monitoring stations) in addition to eighth...
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