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Coke Ovens & Coal Chemical Plant Coke Oven By-Product Plant the coke oven by-product plant Coke oven gas treatment build industrial Industrial exterior View from above Panoramic view Ecology

视  频 ID：  30005821
版      权：  Igor Bay
视频长度：  0:14
横纵比率：  1.90:1
所属分类：  背景 工业 
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