预钻孔 pre-drill ; Prebored Hole ; drilling ; pre-drilling
沿着预钻孔点 Follow Predrill Points
木枕预钻孔 preboring of wooden tie ; preboring of spike holes
预钻孔进刀点 Pre-Drill Engage Points
预钻孔点 Predrill Points
预钻孔锚 drilled anchor
验证预钻孔点 Verify Predrill Points
预钻插桩法 socketing pile in prebored hole
预钻孔深 depth of tap drill
内螺纹预钻孔 tap-drill hole
承包商将负责任何的预钻许可事宜，包括土地使用、环境许可证。
The COMPANY will be responsible for any pre-spud permitting, including land use, drilling and environmental permits.
本文通过哈尔滨地铁一期工程的实例，介绍了预钻式旁压试验在工程中的现场操作，成果分析及应用。
In this paper, taking the case of Harbin subway first-stage project as examples, the site operation, results analysis and application of preboring lateral loading test in metro project are introduced.
纤维桩：依照厂商说明使用预成钻和完成钻进行根管预备。金属桩：对桩的表面喷砂。
FIBER post: Prepare the root canal with the Pre-Shaping and Finishing drills, according to manufacturer's instructions. METAL post: Sandblast the surface of the post.
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