This paper analyzes the present seismic prospecting data and drill logs from exploration of active faults in Beijing urban areas,and reaches conclusion that the Dongbeiwang-Xiaotangshan Fault does exist as a subsurface fault and it is 40km long,trending NNE.
通过新近开展的北京城市活断层探测工作中的物探数据与钻孔联合剖面分析,认为东北旺-小汤山断裂是存在的,为一条隐伏断裂,长约40km,走向NNE,倾向SE。
Investigation about Buried Depth of Up-breakpoint on the Normal Buried Growth Fault--Taking Bore Hole Composite Profile of Buride Fault in Yinchuan as an Example
正断型隐伏生长断层上断点埋深的研究——以银川隐伏断层钻孔联合剖面为例
DETERMINATION OF THE LITHOLOGIC SECTION OF WELLS USING FUZZY COMPREHENSIVE CLUSTER ANALYSIS METHOD
用模糊综合聚类分析方法确定钻孔岩性剖面
Delaunay Triangulation of Geological Body Surfaces Based on Borehole Data
基于钻孔数据的地质面Delaunay三角剖分
Research on Three-Dimensional Geological Modeling Method Based on Drilling Data and Constraints of Intersected Folded Cross-Sections
基于钻孔数据和交叉折剖面约束的三维地层建模方法研究
Application of Large-diameter Borehole in the Process of Gas Comprehensive Management in Coal Face
大直径抽采钻孔在采面瓦斯综合治理中的应用
spotfacing and centering machine
平端面钻中心孔机床
Some designers use metal strips at the section where the orifices are to be, thus avoiding the difficulties of filing dissimilar materials.
有些设计员在钻孔的剖面上使用金属狭条，用以避免修锉不同材料所遇到的困难。
combined pipe tap and drill
管用钻孔攻丝复合刀具
GARVITY-MAGNETIC-SEISMIC INVERSION AND INTEGRATED INTERPRETATION OF A TYPICAL SECTION IN SOUTH YELLOW SEA
南黄海某典型剖面重磁震联合反演及综合解释
Application Result of Mise-a-la-masse Combined Profiling New Method in Geological Mapping
充电联合剖面新法在地质填图中的应用效果
The Design of the Hole Drilling Machine-tool for Cutting of the YZ4102Q Diesel Engine Cylinder Block;
YZ4102Q柴油机机体齿和飞面双卧钻孔组合机床的设计
Development of core drill equipment for combined underwater drill rammer of rock built-in pile hole
嵌岩桩孔组合潜孔锤取心钻具的研制
This machine can be used drilling,core drilling, reaming,boring,tapping, spot-facing and chamfering etc.
可以进行钻孔、扩孔、铰孔、镗孔、攻丝、锪平面，倒角等工作。
The theoretical and field profiles fit reasonably well.
理论剖面和野外剖面吻合得相当好。
The paper sequentially analyzed the starting-crack mechanism of hydraulic fracture bore which lies in coal delamination or lies between two coal delaminations or through many coal delaminations.
进而论文分析阐述了煤分层中钻孔、分层层面钻孔、以及穿层钻孔水力压裂的起裂机理。
Mark location of the holes for the opposite leg and drill three more holes.
标注出对面支柱的孔洞位置,并打钻出三个孔。
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。
STEP HOLE DRILLING METHOD FOR MEASURING PLANE RESIDUAL STRESSES IN DEEP LAYER
钻阶梯形孔法测量深层平面残余应力