...发表网 关键词】 桩基；施工勘察；钻孔深度设计 [gap=310]Key words】 pile; construction inspections; drilling depth design ...
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Supporting the use of impact drilling electric drill. Drilling, hole spacing with hole depth should meet the design requirements.
钻孔使用配套冲击电钻。钻孔时，孔洞间距与孔洞深度应满足设计要求。
The paper presents a new way which can reduce the deficiency ot depth section design that is according to the structure diagram and real-time drilling data.
针对以往钻井地质设计中采用构造图结合实钻资料法进行剖面深度设计误差较大的不足，该文提出了一种新方法。
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