Close up of a metal part in a manufacturing setting shows the detail of industrial machinery and potential for equipment repair ai 库存图片 close up of a metal part in a manufacturing setting shows the detail of industrial machinery and potential for equipment repair ai
在埃森的鲁尔区，焦尔弗莱因矿区（Zeche Zollverein）煤矿工业综合体上，一个旧锈阀门的细节 库存照片 在埃森的鲁尔区，焦尔弗莱因矿区（Zeche Zollverein）煤矿工业综合体上，一个旧锈阀门的细节
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