hole bottom region是什么意思

网络释义

用法例句

This paper introduces boring method of bored and bottom-enlarging mudjack pile in dry operation.

本文简单介绍了干作业钻孔扩底桩的成孔处理方法。

Analysis on construction method of boring and expanding bottom pile in permafrost region in Qinghai-Tibet plateau;

青藏高原多年冻土区钻孔扩底桩施工方法浅析

Construction technology of boring and expanding bottom pile in Qinghai-Tibet Plateau;

青藏高原上钻孔扩底桩的施工技术

Propagation of water wave over a periodically perforated bottom and the band structure

水波在周期性钻孔底部结构中的传播及其能带

tap(ping) drill

螺丝孔钻，螺丝底孔钻

counterbore with guide

有导柱的平底扩充孔钻

The first choice is to dig our heads and oil drills deeper into the ground.

第1种选择就是用石油钻孔机钻至更深的地底。

Drill three holes in the floor/base plate for anchoring the leg.

在地面/底板上为锚固支柱打钻三个孔。

Post pressure grouting of borehole cast-in-situ pile bottom and its quality control

钻孔灌注桩孔底后压浆施工工艺及质量控制

Analysis and treatment on pile bore checking collapse accidents of large diameter bored perfusion pile

大口径钻孔扩底灌注桩在孔形检测时的塌孔分析及处理

The Application Effect Analysis of Post grouting Under Bored Piles with Different Bearing Strata

不同持力层钻孔桩桩底后注浆应用效果分析

DEVELOPMENT AND APPLICATION OF UNDER-REAMED BORE PILE DRILLIED BY MECHNICAL ROTATING CUTTER

钻孔机械旋转刀扩底灌注桩的开发与应用

Latter Cenent-inject Technique Reseach and Application for Underlying of a Big Diameter Drill-affusing Pile in Nerilic Pool Region;

滩涂区钻孔灌注桩桩底注浆技术的研究和应用

Engineering Application in the Technology of Grouting after Pile Driving at Bottom of Pile;

钻孔灌注桩桩底后压浆技术的工程应用

Application of Under-reamed Bored Pile in a Bridge;

钻孔扩底灌注桩在桥梁基础工程中的应用

Numerical Simulation Optimization for Release Pressure Bore Hole of Roadway Floor in Three Soft Coal Seam

三软煤层巷道底板钻孔卸压的数值模拟优化

The application of boring and expanding bottom pile in treating high rise building foundation

钻孔扩底灌注桩在处理高层建筑地基中的应用

Construction Technology of Under-reamed Bored Pile in Guangzhou New TV Tower

广州新电视塔扩底钻孔灌注桩施工技术

Bored Pile after Pile Grouting Technology and Construction Quality Control

钻孔灌注桩桩底后注浆技术及施工质量控制

Influence of Pile Bottom Sediment on the Bearing Property of Rock-socket Filling Pile

桩底沉渣对嵌岩钻孔灌注桩承载性状影响研究

Cranial Drilling and Catheter Drainage in Treatment of Hypertensive Cerebral Hemorrhage in Basal Ganglia

颅骨钻孔置管引流治疗基底节区高血压脑出血