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顶管法
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顶管法
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pipe jacking method
顶管法
借助于主顶千斤顶(油缸)及管道间的推力,把工具管或掘进机从工作坑内穿过土层一直推到接收坑内吊起,再将紧随其后的管道埋设在两坑之间的非开挖铺设地下管道的施工方法。
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surface down-the-hole drill rig
surface drainage
surface drainage facility
surface drifting buoy
surface drip irrigation
surface effect
surface effect of nanomaterials
surface elasticity
surface electrical transport
surface electrochemistry
surface electromagnetic coupled oscillation
surface electromagnetic oscillations
surface electromagnetic prospecting instrument
surface electromagnetic wave
surface electromyogram
surface electromyogram, SEMG
surface electronic potential and electronic double layer
surface electronic state
surface electronic structure
surface element
surface ellipsoidal harmonic
surface embedding
surface emitting laser array
surface emitting semiconductor laser
surface energy
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