التحضر ، مصنع ، في الهواء الطلق ، صناعي ، صناعة ، توليد الوقود والطاقة ، التلوث ، مدخنة ، ليل ، دخان ، الهيكل المادي
Public Domain
علامات الصورة:
الصور ذات الصلة الخالية من حقوق الملكية
- Public Domain
- Public Domain
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