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SUSPENSION STRUCTURE FOR RUNWAY BEAMS OF SUSPENDED OVERHEAD CRANES OR HOISTING WINCHES ATTACHED TO THE ROOF OF A MINE EXCAVATION ILI PALEJJ V KROVLE GORNOJJ VYRABOTKI
SUSPENSION STRUCTURE FOR RUNWAY BEAMS OF SUSPENDED OVERHEAD CRANES OR HOISTING WINCHES ATTACHED TO THE ROOF OF A MINE EXCAVATION ILI PALEJJ V KROVLE GORNOJJ VYRABOTKI
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机译:ILI PALEJJ V KROVLE GORNOJJ VYRABOTKI悬吊在矿山顶上的悬空高架通道或悬挂绞车的跑道梁的悬挂结构