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- Keywords horizontal drill hole;upward-deflective reason; 水平钻孔;上偏原因;
- THE UPWARD-DEFLECTIVE REASON OF HORIZONTAL DRILL HOLE IN THE EAST STATION OF TIANANMEN 天东站水平钻孔上偏的主要原因
- Essential elements of drill hole. 钻孔具有的结构和尺寸因素。
- Levelling is usually carried out with vertical drill holes. 整平爆破通常用垂直炮眼进行。
- They drill holes in the ice and drive light trucks over them. 他们在冰路上钻一些洞，然后驾驶轻型货车在路上开过。
- To drill holes in a mirror, you need a special mirror drill bit. 在镜子上钻孔，你需要一个特殊的镜子钻头。
- Should Drill hole on the fuselage reinforcing plate. 要钻在机身的加强层板上。
- Analysis of friction on drill string in horizontal drilling. 水平井管柱下入摩阻分析及应用。
- This calculation was based on surface trenching and eight diamond drill holes. 这个计算是基于表面挖坑八金刚石钻孔。
- horizontal drilling hole 水平钻孔
- The contact between drillstring and bore hole wall in the process of horizontal drilling is of large area and geometrically nonlinear. 长中半径水平井钻柱与井壁的接触问题是大面积接触的几何非线性问题。
- The carpenter drilled holes in the wood. 木匠在木头上钻孔
- This power tool is used for drilling holes. 这个电动工具是用来钻孔的。
- He broached out the drilled hole. 他凿大钻孔。
- He is drilling holes in the granite with a steel drill. 他正用钢钻在花岗岩上打眼。
- Michel: If we drill holes in strategic locations, we compromise the load-carrying capacity of the wall. 如果我们在几个重点位置钻孔;我们就能破坏掉这个墙的承重力量.
- EDM can also be used to remove Broken taps and studs and to drill holes as small as 0.05mm. EDM还可用来切除破裂的螺栓和螺塞;并可钻小至O.;05mm的钻孔。
- Measure rough dimension of drilling hole. 测量打孔珍珠大致尺寸.
- NC Drill: Numeric Control drill machine used to drill holes at exact locations of a PCB specified in NC Drill File. 数控钻孔:使用数控钻机和数控钻文件在。
- Most downhole power drills for horizontal drilling are constituted basically by positive displacement drills. 绝大多数的水平井井下动力钻具是以螺杆钻具为基础构成的。
