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版權商用圖片 - Bubbles on surface of copper froth flotation process, separating valuable mineral from waste, as part of the concentrator processing to increase grade

Bubbles on surface of copper froth flotation process, separating valuable mineral from waste, as part of the concentrator processing to increase grade
圖片編號 : 71377359
媒體類型 : 版權商用圖片
版權所屬 : Bart De Rijk
5184 x 3456 px | 17.28 " x 11.52 " | 300dpi | JPG
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