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地质岩心钻探金刚石钻头
Diamond bits for geological core drilling
价格：￥0.00
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煤田钻探金刚石取心钻头
Diamond core bit for coal drilling
价格：￥0.00
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金刚石复合片不取心钻头
Polycrystalline diamond compact non-core bit
价格：￥0.00
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金刚石复合片取心钻头
Polycrystalline diamond compact core bit
价格：￥0.00
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煤矿用带式输送机接触式逆止器
The contact-backstop of belt conveyor for coal mine
价格：￥0.00
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煤矿用金刚石复合片锚杆钻头
Roofbolt PDC bit in coal mine
价格：￥0.00
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煤矿坑道钻探用钻机
Drill for exploring in coal mine gallery
价格：￥0.00
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煤矿坑道钻探用常规钻杆
Standard drill rod for drilling in coal mine gallery
价格：￥0.00
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矿用防爆明渠流量仪技术条件
The specification of the explosion-proof current capacity meter in mineral opened ditch
价格：￥0.00
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矿用套筒致裂岩体原位应力测试仪技术条件
The equipments specifications of the crag body stress test set by means of sleeve compression fracture method in mine
价格：￥0.00
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