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由洛阳矿山机械工程设计研究院有限责任公司研制的AD-60型竖井钻机,是机械钻井法施工矿山竖井专用钻机,其额定扭矩为300kN·m,提升能
The AD-60 vertical shaft drilling machine developed by Luoyang Mining Machinery Engineering Design and Research Institute Co., Ltd. is a special drilling rig for mine shaft construction with mechanical drilling method. Its rated torque is 300kN · m,