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- Six point bottom hole reamer 六点式井底扩眼器
- three point bottom hole reamer 三点式井底扩眼器
- This is the BHA[bottom hole assembly] log. 这是井下钻具组合的记录本。
- Make up bottom hole assembly (BHA). 组合下部钻具。
- Please pull out of hole and change bottom hole assembly! 请起钻,换下部钻具结构!
- The tangency point of Bottom Hole Assembly is located at where the drill string just touches the wall of the borehole, and the contact force is zero here. 在计算底部钻具组合的受力和变形时,以前一般都是按弯矩为零的条件来确定其上切点的位置。
- There were six points in this method to be noted. 这方法有6点值得注意。
- A touchdown counts for six points. (橄榄球中)持球者越过对方球门线以球触地算得6分。
- Our team was ahead by six points. 我们队领先六分。
- The game was drawn six points to six. 那场比赛打成 6:6 平。
- In American football,a touchdown scores six points. 在美式橄榄球比赛中,底线得分计6分。
- Computer simulation of drillstring axial vibration and online monitoring of bottom hole condition. 钻柱轴向振动仿真与井底状态监测方法探讨。
- According to this problem,this paper proposes a modified isochronal well test with bottom hole liquid loading. 针对这个问题,提出了一种存在井底积液时的修正等时试井资料解释方法。
- Bottom hole pressure changes complicatedly in suction well of double porosity reservoir. 双重孔隙介质油藏油井抽汲生产将使井底压力变化十分复杂。
- Considering round parts, a finely divided six point method of three point-based is proposed in the paper. 基于常用的圆型零件,构造了三点基础上的六点细分测量法,提高了测量精度。
- A kind of rotary steering stabilizer used in a common rotary bottom hole assembly to control well path was developed. 在普通旋转钻具的基础上,研制了一种旋转的近钻头稳定器,它可以将钻柱稳定在井眼截面的需要位置,以控制井眼轨道。
- Twenty six point eight percent of patients were determined as GCB group and 73.2% were ABC one. GCB型占26.;8%25,ABC型占73
- The basic assumptions, equations and boundary conditions for bottom hole assembly (BHA) analysis were discussed. 讨论了下部钻具组合分析的基本假设、基本方程和相应的边界条件。
- The blue team is currently in front with a lead of six points. 蓝队目前以六分领先。
- The team are now just six points adrift of the leaders. 现在该队得分比领先的队只落后六分。