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DIN 21187:2013-03 Shaft sinking - Chain suspension gears for load hoisting in shafts

标准编号:DIN 21187:2013-03

英文标题:Shaft sinking - Chain suspension gears for load hoisting in shafts

德文标题:Schachtbau - Kettengehänge zum Fördern von Lasten in Schächten

发布日期:2013-03

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