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- The lengths of the probes used in horizontal hole in potassium mines were up to 200m. 钾盐矿井水平巷道使用的探头长度达到200米。
- Dynamic analysis and parameters selection of electrochemical cutting of production pipe in horizontal hole. 水平井生产管电化学切割动态分析及参数选择。
- Stabilization and antifriction of the rod string in horizontal hole are of great importance. 水平井用杆式泵采油时,抽油杆柱的扶正和减摩是一个重要的研究课题。
- The results of prediction and calculation are verified in drilling an offshore horizontal hole. 预测计算结果在一口海上水平井的钻进中得到验证。
- Te elastic stability of drillstem in a horizontal hole or high deviating hole is investigated by using the energy method. 应用能量法研究了水平井及大斜度井钻柱的弹性稳定性。
- The flexual deformation of casing in a horizontal hole is caused not only by the uniform transverse load from dead weight, but also by the axial load, and the existence of initial bent if any. 水平井套管柱的挠曲变形,不仅受自重引起的横向均布载荷的影响,而且还受轴向力的影响,同时还可能有初弯曲。
- Special liner hanger for high angle deviated holes and horizontal holes. 用于大斜度井及水平井的特殊尾管悬挂装置。
- horizontal hole with large-diameter 大直径水平孔
- In the course of sidetracking of horizontal holes, lateral drill string vibration often occurs. 在水平井的侧钻过程中,钻柱很容易发生横向振动,引发钻柱失效、井眼扩径等严重事故。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- The differential equation for the frictional resistance on the drillstring during tripping in high-deviated holes and horizontal holes was established. 建立了大斜度定向井及水平井起下钻过程中钻柱摩擦阻力微分方程,并推导得到钻柱摩阻的解析解。
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- 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。
- In designing bits for using in high angle deviated holes and horizontal holes, one of the important things is to determine precisely all the forces on the bit under the actual drilling conditions. 在研制大斜度定向井、水平井专用钻头时,一个关键问题就是如何较精确地确定实钻状态下这种钻头在井底的各项受力参数。
- 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。