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hongyuan of global
掘进钻车
采矿钻车
液压凿岩机
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旋转滑环
高炉开铁口机
液压泥炮
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Metallurgy and hydraulic equipment
Mining and tunneling construction
World leading hydraulic drilling machine
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01-05 April, 2019|
Hannover, Germany
日期：2018-08-25
Caminex 2019
日期：2023-09-12
Hebei Hongyuan Hydraulic Machinery and Hebei Engineering University Hold Joint Venture Meeting
