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。
This article briefly introduces the drill bit condition effected during drilling process and the program - Ming technique to drilling data.
简要介绍数控钻孔加工过程中，钻头的受力情况和对应钻孔程序的编制技巧。
The program guides to evaluate the oil field in a complicated geological situation and drill in horizontal well while it is applied to the work of interpretation and geosteering in the research zone.
将该程序应用于工区的随钻测井资料解释和水平井钻井的地质导向工作中，较好地指导了复杂地质条件下的油气藏评价工作和水平井钻井作业。
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