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- The results of inclining-prevention drilling assembly with stabilizers are not so ideal during drilling decimated formations. 在易斜地层钻进时,带扶正器的防斜钻具组合的防科效果往往不甚理想。
- Scientific drilling methods,proper drilling assembly and monitoring with drilling shall be used to ensure success of horizontally sidetracked wells during ... 科学的工艺措施、合理的钻具组合、适宜的随钻监控方法是保证侧钻水平井成功的关键。
- When the mechanics performance of BHA(Bottom Drilling Assembly),that consists of conventional stabilizer and drilling collar,can not meet actual operation,it has to be changed. 常规稳定器和钻铤构成的底部钻具组合(BHA)其力学特性不能改变,若与实际要求不相符合时,必须起下钻更换。
- Scientific drilling methods, proper drilling assembly and monitoring with drilling shall be used to ensure success of horizontally sidetracked wells during the drilling operation. 科学的工艺措施、合理的钻具组合、适宜的随钻监控方法是保证侧钻水平井成功的关键。
- A mechanical model for the offset-axes pendulum drill assembly (OAPDA) was established according to the continuous beam theory and the D. 运用纵横弯曲连续梁理论和达朗伯原理,建立了偏轴钟摆钻具组合动力学分析模型。
- By forming a thin film around the drill bit,drill assembly,thus preventing the balling of the drill bit and drill pipe,the ROP accelerators rendered the mud lubricity and incre... 机械钻速提速剂能在钻头、钻具组合等金属表面形成一层薄膜,防止钻屑黏附于钻头和钻具上发生泥包,从而起到润滑的效果,提高了钻速。
- It is required for us to understand the detailed buckling behavior of tubing in order to optimize the design of drilling assembles and to reduce the cost. 因此现代石油钻采工程要求能够对钻柱的屈曲行为有一个较为准确的了解,以此来优化钻井设计,降低钻探成本。
- Jack was assigned to the assembly shop of the factory. 杰克被分配到厂里的装配间工作。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Robots are replacing people on assembly lines. 机器人逐渐代替了装配线上的工人。
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- The head teacher told the school at assembly. 校长在全校学生大会上讲话。
- A legislative assembly is being held. 一个有关立法的会议正在召开。
- People have the rights of assembly and expression. 人们有集会和发表言论的权利。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- Local assembly will help sale to some extent. 在当地组装将在某种程度上促进产品销售。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- An Analysis of Field Performance of Drill Assembly with Single Centralizer 单扶正器钻具组合现场应用效能分析
- This part of the assembly process is now fully automated. 装配过程的这一部分现在是全自动的。