潜孔钻是工程爆破前，用于在岩石进行钻孔（在钻好的孔内装炸药）的设备。有内燃和电动两种机型。
... down-hole drill: 潜孔钻 down-hole drill: 潜孔钻机 down-hole mixing: 井下混合 ...
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潜孔钻机 downhole drill ; [矿业] down-the-hole drill ; diving drill ; downhole e drill
履带式潜孔钻机 crawler drill
高架式潜孔钻机 drillmaster
潜孔钻头 DTH Bits ; [矿业] down-the-hole drill bit ; drilling down-the-hole bit
液压潜孔钻机 Hydraulic hole drill ; Hydraulic manholes wrenches ; Hydraulic downhole drilling rig
潜孔钻车 drill rig
KQJ潜孔钻机 KQJ series downhole drill
高气压环形潜孔钻机 High-pressure ring in-the-hole drill rigs
KQ露天潜孔钻机 KQ series opencut downhole drill
石油潜孔钻壳体的研制是我公司新产品开发项目之一。
The development of the shell for the petroleum drilling machine is one of the developing projects in our company.
石方开挖施工要点：采用潜孔钻机配以凿岩机钻眼，松动控制爆破和边坡成型光面爆破。
Elements of stonework excavation: Use down-hole drill assisted with hammer drill drilling. Control blasting loosely and side slope molding smoothing wall blasting.
正在翻译，请等待…路基挖石方采用风钻和潜孔钻打眼，小型松动爆破和深孔爆破，挖掘机和装载机装碴，自卸汽车运输，推土机配合。
Subgrade excavation of rock using pneumatic drill and DTH drill Hole drilling, loose blasting in small and deep hole blasting, excavators and loaders loading ballast, dump truck, bulldozer tie.
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