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- overall drilling time 总钻眼时间
- 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。
- 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。
- Waiting on cement out of rig time and electrical logging cement quality were achieved and drilling time efficiency was rai... 该项技术成果对于渤海中深层油田的开发具有重要意义。
- Quality materials, reasonable structure and reliable performance to ensure that bit with the longest service life, reduced drilling time and reduce the use of cost. 优质的材料,合理的结构和可靠的性能确保钻头具有最长的使用寿命,因此缩短了钻进时间,降低了使用成本。
- Advances in polycrystalline diamond compact( PDC) bits have sharply increased rate of penetration( ROP),reduced drilling time and costs in oil and gas wells. 聚晶金刚石复合片(PDC)钻头的发展及应用,大大提高了钻井的机械钻速(ROP),减少了钻井时间,降低了钻井成本。
- I spent some time in working over these books. 我花了一些时间去好好研究这些书籍。
- By that time he had got over some of his agitation. 到这时候他激动不安的情绪已克服了一些。
- By the time we arrived the meeting was over. 我们到达时,会议已结束了。
- The incident will blow over in course of time. 这件事过一段时间就会被忘掉的。
- The party was wellnigh over by the time we arrived. 我们到达时,聚会差不多快结束了。
- He tried to varnish over the truth with a lie. 他试图用谎言来掩盖真相。
- I've got the hump over what he said to me. 我已经对他所说的很不耐烦了。
- She threw a scarf over her shoulders. 她在肩上披上一块肩巾。
- The boat heeled over in a strong wind. 船在强风吹袭下倾侧了。
- There's been an overall improvement recently. 近来各方面都有所改进。
- They all cooed over the new baby. 他们对着新生婴儿爱抚地轻声细语。
- The overall condition of an organism at a given time. 生理机能的全面状况一个给定时间内某生命体的全面状况
- The dog kept a vigilant guard over the house. 这只狗警惕地守护着这所房屋。
- I'd like more time to think things over. 我要多用些时间把事情好好想想。