大家都搜：
钻时，钻孔时间
1、crowner drilling───冠钻
2、choral drilling───齐声练习
3、drilling hole───钻孔
4、drilling───n.钻孔；训练，教练；演练；v.钻孔；训练（drill的ing形式）
5、drilling operation───钻井作业
6、drilling jobs───钻井作业
7、ocean drilling───海洋钻探
8、drilling down───向地下钻；深度探讨
9、drilling team───钻井队
1、It sets good records on drilling cycle, net drilling time and average ROP in the same kind of horizontal Wells.───该井的完成，创同类型水平井钻井周期、纯钻时间、平均机械钻速的国内好成绩。
2、Application of drilling time parameters of comprehensive logging in evaluation of volcanic rock reservoir───综合录井钻时参数在火山岩储层评价中的应用
3、A lot of drilling time is actually tripping time, which means a project's cost goes up exponentially with depth.───大量的钻井时间浪费在更换钻头上，这让成本随着钻井的深度而程幂数式地增加。
4、The problems in current statistical methods to count the drilling time in petroleum drilling reference are analyzed.───分析了在现行石油钻井资料中钻井时间统计方面存在的问题。
5、It sets good records on drilling cycle, net drilling time and average ROP in the same kind of horizontal wells.───该井的完成，创同类型水平井钻井周期、纯钻时间、平均机械钻速的国内好成绩。
6、7% and net drilling time availability 3.───纯钻时间利用率提高3。
7、Application of Drilling Time Curve in Exploration and Exploitation of Petroleum in Ganquan Petroliferous Area───甘泉油区石油勘探开发中钻时曲线的应用
8、Casing drilling is a new method for drilling Wells that is aimed at reducing both drilling time and the incidence of unscheduled drilling events.───套管钻井技术是一种节约钻井时间，降低井下事故发生的全新的钻井工艺技术。
9、DRILLING time log time work centralizer completion operation condition cleaning system───钻时记录时间工作钻井扶正器完井作业条件净化XiTong
1、During the process of Weizhou12-1B Oilfield we ll drilling, downhole instance is complexity, and drilling time is longer, so drilling riser pipe has to have a good depth stability.
2、Advances in polycrystalline diamond compact( PDC) bits have sharply increased rate of penetration( ROP), reduced drilling time and costs in oil and gas wells.