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- In order to solve this problem, micro - step hole enlargement technology is proposed to change narrow clearance cementing to wide clea... 为解决该问题,提出使用微台阶扩孔技术将侧钻小井眼窄间隙固井转化为宽间隙常规固井,同时加大水泥环厚度,提高固井质量,延长侧钻井寿命。
- micro- step hole enlargement 微台阶扩孔
- It can be found that the diameter of driller is the most important influent factor for hole enlargement. 然后再探讨不同的钻头直径下其他钻削条件对扩孔量的影响。
- Higher core recovery is assisted in coring operations when this kind of bit is used for hole enlargement. 加深井钻进，用双心钻头可增大环空间隙，提高固井质量。
- Based on the analysis of the construction technology of secant piles in alluvium, the phenomenon of hole enlargement is studied. 摘要通过分析冲淤沉积层的特点和套管咬合桩的施工工艺，对套管咬合桩在冲淤沉积层中的扩径现象进行研究。
- Based on the theory of elasticity and molar-Coulomb strength failure criterion, we proposed the prediction method for hole enlargement ratio in the condition of underbalanced drilling. 摘要基于弹性力学理论及岩石摩尔-库仑强度破坏准则，提出了欠平衡钻井条件下井径扩大率的预测方法。
- Based on the theory of elasticity and molar-Coulomb strength failure criterion,we proposed the prediction method for hole enlargement ratio in the condition of underbalanced drilling. 基于弹性力学理论及岩石摩尔-库仑强度破坏准则,提出了欠平衡钻井条件下井径扩大率的预测方法。
- 17 No allowance for volume of hole enlargement. 不包括井眼扩大的泥浆体积。
- 17 No allowance for volume of hole enlargement. 不包括井眼扩大的泥浆体积。
- Developing small size whipstock so as to reduce the hole enlarging cost.Carrying on reliability desi... 减小转向器对钢质柔性钻杆的阻力,以增大径向水平进尺;
- He bounced into the room with a springy step. 他以轻快的跑步跳进房间。
- I hope my ideas are in step with public opinion. 我希望我的想法跟公众舆论是一致的。
- She runs up the stairs with a light graceful step. 她以轻快优雅的步子奔上楼去。
- STEP HOLE DRILLING METHOD FOR MEASURING PLANE RESIDUAL STRESSES IN DEEP LAYER 钻阶梯形孔法测量深层平面残余应力
- I hope you try to get them to step up production. 希望你们尽力使厂家增加生产。
- How fast does the new micro process the data? 这新微型计算机处理数据有多快?
- Step on it or we'll miss the beginning of the show. 赶快，要不然我们会赶不上演出的。
- In batch or remote batch entry, a job or job step. 在批处理或远程批处理输入中的一个作业或作业步。
- You must watch your step so as not to fall down. 你必须留心脚下才不会跌下去。
- Step into the house while you're waiting. 你既然在等候，那就请进屋去吧。
