操练完毕。
Having drilled 3.3 million meters over the past 10 years, it intends to drill 3.9 million meters in the next five years — a program it says is unprecedented in the history of the iron ore business.
该公司在过去十年已经钻进330万米，打算在未来五年内钻进390万米——据称，这是铁矿石企业史无前例的计划。
And this is another fly kick drill where you kick on the right side going over.
这是另一种打腿练习。你游过去时向右侧身打腿。
The drill pipe failure assessment demonstrates the longitudinal brittle fracture will be avoided when the transverse impact power of the material is over 80J.
应用钻杆失效评估技术研究表明，横向材料冲击功大于80J将避免钻杆内螺纹接头纵向脆性开裂失效。
By designing and making the roll-over drill jig, the processing precision of hole is improved and work intensity is reduced.
通过设计制造翻转式钻模，提高孔的加工精度，降低劳动强度。
Some drilling rig cannot drill Wells over the jacket and the jacket cap for drilling is a good solution for such problem.
利用钻井用导管架帽(简称钻井帽)进行钻井作业是解决某些钻井船不能悬跨导管架钻井问题的好方案。
Some drilling rig cannot drill Wells over the jacket and the jacket cap for drilling is a good solution for such problem.
利用钻井用导管架帽(简称钻井帽)进行钻井作业是解决某些钻井船不能悬跨导管架钻井问题的好方案。
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