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- The technology of hole trajectory primary section is the key of drilling in re-entry horizontal wells. 摘要侧?水平井轨迹起始段工艺技术，是侧?水平井?井工艺的关键技术。
- A method for calculating, dealing with and drawing real-drilling hole trajectory is presented on the basis of a corrected average angle method. 以校正平均角法为基础，给出了一种用于计算、处理和绘制实钻井眼轴线的井斜数据处理方法。
- By the use of this stabilizer, the round trips can be reduced, the control accuracy of hole trajectory can be improved and downhole troubles can be decreased. 使用这种变径稳定器能减少起下钻次数，缩短钻井周期，还能提高井眼轨迹的控制精度，增加剖面符合率，减少井下事故的发生。
- The minimum curvature radius method is used to compute hole trajectory data (such as ZD,XE,YN,HOFF,HOAZ, etc. ) to draw the highly deviated well hole trajectory graph. 用最小曲率半径法计算井眼轨迹数据(如ZD、XE、YN、HOFF、HOAZ),绘制出大斜度井的井眼轨迹图。
- On the basis of theory and practice,casing milling length and hole trajectory design methods are proposed and corresponding computing model is given in this paper. 该文在理论和实践基础上，提出了段铣套管长度及井眼轨迹的设计方法，并给出相应的计算模式。
- ANALYSIS OF HOLE TRAJECTORY WITH BIT FORMATION INTERACTION MODELS 钻头与地层相互作用模型用于井眼轨迹分析
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- Realizing Hole Trajectory Closed-loop Control by Controllable Decentralizer 用可控偏心器实现井眼轨迹的闭环控制
- Keywords Horizontal well;Whipstocking;Hole trajectory;Design;Application.; 水平井;造斜;井眼轨迹;设计;应用;
- The missile deflected from its trajectory. 导弹已偏离轨道。
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- The child has picked a hole in his new jumper. 孩子的新毛衣上勾了一个洞。
- Stick your hand in and see what's in the hole. 把手伸进去，看看洞里有什么。
- The dog skins through the small hole in the wall. 那条狗勉强钻过小小的墙洞。
- The men in the hole sent up for more equipment. 在洞穴中的人们向上面要求再给他们一些设备。
- The mice have nibbled a hole in the cheese. 老鼠在奶酪上啃出了一个洞。
- I saw a rabbit dive into its hole. 我看见一只兔子钻进洞。
- She poked her finger into the hole. 她把手指插入孔中。
- Their dog bit a hole in my trousers. 他们的狗把我的裤子咬了个窟窿。
