深孔钻孔的英文

• deep hole drilling

• 深    deep
• 孔    hole; opening; aperture
• 钻孔    drill; bore; drill hole perf ...
• 精密深孔钻孔工具    precision deehole drilling tool
• 深孔钻    deehole drill; depth drill; gun drill; single flute drill
• 深孔钻床    deep hole drilling machine; gun drilling machine
• 深孔钻刀头    solid boring head
• 深孔钻杆    long hole rods; solid boring bar
• 深孔钻机    deehole drill; deehole rig; deepcapacity drill rig; long hole drilling machine; long holing machine; long-hole drilling machine; long-hole machine
• 深孔钻进    deep well drilling; deepwelldrilling; long hole drilling
• 深孔钻深    deep hole prospecting; deep prospecting
• 深孔钻探    deep drilling; deepdrilling
• 深孔钻头    deep hole drill; deep-hole drill
• 深孔钻削    dehole drilling
• 深孔钻眼    deep drilling
• 深孔钻凿    longhole drilling
• 深孔钻镗床    deehole drilling and boring machine
• 多轴深孔钻床    camsahft coping lathe; multi-spindle deehole drilling machine
• 深孔钻床工具    deehole drilling tool
• 深孔钻进设备    deep drilling equipment
• 数控深孔钻床    nc deep hole drilling machine
• 数控深孔钻机    nc deehole drilling machine
• 卧式深孔钻床    horizontal deephole drilling machine
• 盲孔钻孔    blind & buried hole drilling
• 钻孔钻头    boring bit

• Since the pebble structure is of big pellet easy to be permeated ant it is difficult to smash and drill , the appliance with big diameter and deep cast - in - place pile has been greatly restricted
  卵石地基具有颗粒大、透水性强、进尺和破碎困难、容易垮孔等困难，限制了大直径深孔钻孔灌注桩在其中的应用。