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- To fulfill the need of high drilling quality and high drilling speed, more rapid and precise observations need to be done on rock drillability. 为满足优质高速钻井的要求,需要对岩石可钻性做出快捷、精确的判断。
- This paper introduces the drill quality control meth-ods such as machining operation assembling,final test run and afeerservice etc. 本文介绍从加工、装配、出厂试车以及售后技术服务等方面对钻机质量进行控制的一些办法。
- Different deflection rates are utilized to optimize drilling quality according to different sections of wells during directional, horizontal and ERD drilling operations. 在定向井、大斜度井、水平井等特殊工艺井中,为优化井身质量,不同井段的造斜率可能会不同。
- The operating performance quality of the roller bit, which is the most main broken crag tool, directly influence the well drilling quality, well drilling efficiency and well drilling cost. 牙轮钻头是钻井工程中最主要的破岩工具，其工作性能的好坏直接影响钻井质量、钻井效率和钻井成本。
- Effective Methods of Improvable Drilling Quality 提高钻孔质量的有效途径
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- The workman is drilling in the wall. 工人正在墙上打孔。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- The man had the quality for leading the people. 那个人具备领导民众的才能。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- Her most essential quality is kindness. 她最主要的品质是善良。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- She fingered the silk to feel its quality. 她摸了摸这块绸料看质量如何。
- It is not price but quality that sells our shoes. 我们的鞋好卖不是因为价钱低而是因为质量好。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- Our quality is based solely on our sales samples. 我们的质量完全以货样为准。
- You'd better set a goal before you start the drill. 练习开始前，你最好设定一个目标。
- After a long drill he told the squad to fall out. 操练了好半天之后，他让这个班解散了。
