The application of prebored hole pile sinking technology in PHC pipe pile construction;
PHC管桩施工的预钻孔沉桩技术应用
Influence of prebored hole measures on compacting effects of jacked piles
预钻孔措施对静压桩挤土效应的影响分析
In Shanghai Sanxiang Century Residential Project,through analyzing and measuring the location relationship between the new piles and old ones,the construction methods of pre-drilled sinking-pile and reducing the top elevation of pile were used to control the unequal settlement of the foundation.
上海三湘世纪花城基础工程中,通过对新老桩位之间关系的分析和实测,采用预钻孔沉桩,降低老桩桩顶标高等施工方法,控制了基础不均匀沉降。
Influence of prebored hole measures on compacting effects of jacked piles
预钻孔措施对静压桩挤土效应的影响分析
Accident Prevention and Treatment in Bored Pile Construction
钻孔灌注桩施工中事故的预防及处理
Reason and Precaution of Quality s General Defects in Drilling Perfusion Stake;
钻孔灌注桩质量通病的成因及其预防
Neural Network Method in the Penetration Rate Prediction of Percussive Drilling
利用神经网络法预测风动潜孔锤钻速
Construction Measures of Hole Drilling of Prestressed Cable in Loose Deposit
松散堆积体预应力锚索钻孔施工措施
Study on Rational Borehole Space of Crossed Boreholes for Gas Pre-drainage
预抽煤层瓦斯交叉钻孔合理孔间距的研究
Prevention and Treatment of Hole Collapse of Bored Pile in Soft Soil Foundation
软土地区钻孔灌注桩坍孔的预防与处理
Drilling method of pin hole: the pin hole shall be predrilled by supplier prior to hot dip galvanization.
销钉孔的钻法：销钉孔应为供应商在热镀锌预钻好。
tap(ping) drill
螺丝孔钻，螺丝底孔钻
The sorker was drilling.
此工人在用钻孔机钻孔。
Analysis of Safety Accidents of Dropping Buckle in the Trenchless Construction
非开挖钻孔施工中钻杆退扣事故分析及预防措施
The Jeopardizing of the Slant of Bore to Hydrographic Bore and Precaution in the Incompact Stratum Layers
松散地层中井斜对水文钻孔的危害及预防
The Theoretic Research of Feasibility of Big Track Boring Used in Coal and Gas Burst Predication;
大直径钻孔预测与瓦斯突出可行性的理论研究
A Hole-Drilling Method for Evaluating the Permanent Prestress of Existing Concrete Bridges;
利用钻孔法对在役桥梁进行有效预应力的估计
Precaution Against the Stopped up Pipes Accident during Piles Construction and Its Treatment;
钻(冲)孔灌注桩堵管事故的预防措施和处理方法
Intension and extension of bored piles part in budgetary rating of new bridges and culverts;
新桥涵预算定额钻孔桩部分的内涵与外延
Prevention Measures on Not Enough Concrete Strength of the Top Drilling and Pouring Stake;
钻孔灌注桩桩顶混凝土强度不足的预防措施
Cause of Hole Shrinkage of Bored-grouting Pile in Expansive Soil and the Prevention Measures
膨胀土地层钻孔灌注桩缩径原因及预防措施