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Conventional hydraulic tunnel drilling rig for coal mines
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DESCRIPTION
The tracked fully hydraulic tunnel drilling rig used in coal mines is a tracked self-propelled drilling rig. This drilling rig adopts a new type of variable amplitude device, which can adjust various drilling angles and drilling heights. It is mainly suitable for the construction of double-layer or multi-layer holes in coal seams, gas extraction drilling, exploration and drainage hole construction, deep geological drilling, and other group drilling purposes. All the evaluation(0)
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