The drill ship for Marine geological prospecting has successfully drilled a well for deep water oil prospecting in the Yellow Sea.
这艘海洋地质钻探船已成功地在黄海打了一口深水石油勘探井。
Wear of casing and too large torque are problems which can't be ignored when drill deep and super deep well, horizontal well and deviated well.
套管磨损和扭矩过大是钻深井、超深井、水平井和大位移井时一个不容忽视的问题。
Great potential in increasing the possibility to drill to the targets and improving production, lateral well technology has aroused deep interest of the oil companies and oil-field service companies.
在提高可钻达性以及增产方面，分支井技术的巨大潜力引起石油公司和油服企业的浓厚兴趣。
Hollow shaft type high pressure cooling system is used to solve the problem in deep drilling, as well as gun-drill with open groove, proper cutting consumption and single tool withdraw are applied.
笔者主要阐述了数控深孔钻床在使用枪钻进行深孔加工时工艺参数的选择，寻求最佳加工性能，以求达到快速加工、提高效率的目的。
Our country is rich in depth oil and gas accumulation resources. It is difficult to drill the deep well and hard formation where the exploration and the development meets.
我国存在丰富的深层油气藏资源，勘探和开发所遇到的难题就是钻深井硬地层。
Our country is rich in depth oil and gas accumulation resources. It is difficult to drill the deep well and hard formation where the exploration and the development meets.
我国存在丰富的深层油气藏资源，勘探和开发所遇到的难题就是钻深井硬地层。
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