技术参数(specifications): 钻进深度(drilling depth):600m 开孔直径(open hole caliber):300mm 钻杆直径(drilling rod caliber):50mm 钻机重量(drill weight):1400kg 柴油...
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)φ75 mm (¢75 mm)钻进深度(Hole depth)30m钻进方式 Drilling method硬岩层(Hard rock)空气潜孔锤钻进 (Air DTH)软土层(Soil)筒钻或螺旋钻钻进(Basket bit or auger bor...
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合理钻进深度 optimum drill depth
涡轮钻具合理钻进深度 optimum drill depth of turbo-drill
最大钻进深度 Drilling capacity
当湖水较浅、钻进深度不深时,选用单体钻探平台。
When the water depth or drilling depth is very low, a single platform is enough.
介绍了旋喷钻机钻进过程中几个重要工作参数的检测方法,包括钻机的钻进深度、动力头的回转速度以及摆喷的角度等。
Described the methods of detecting for some vital operating parameters of the jet-grouting drilling rig when it worked, including the drilling depth, the rotating speed and the swinging Angle.
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