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- 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。
- The mass rally was a total fiasco. 那次群众集会彻底失败。
- The total sum of money to be paid out to employees at a given time. 薪金总额在指定时间付给工人的工资总额
- I must say the news comes as a total surprise. 我得说这个消息来得太突然了。
- Ten years was the sum total of my education. 我受教育的年限加起来共十年。
- My small contribution was lost in the grand total. 我的小小捐献在巨大的总额中小得几乎看不见。
- The ship was wrecked and became a total loss. 船只失事,一切都损失了。
- He swings from wild optimism to total despair. 他由极其乐观一变而为完全绝望。
- The angles of a triangle total 180. 三角形的三角之和等于180°。
- She professed total ignorance of the matter. 她自称对那事一无所知。
- A hiatus is the total interval of geologic time. 一个沉积间断是地质时间的总间隔。
- The garden was in a state of total neglect. 那花园完全无人整理。
- 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
- The total amount is in the fifties. 总共五十多个。
- Choose four out of the total number. 从全部数目中选出四个。
- Add this numbers together and give me the total. 把这些数字加起来,告诉我总数是多少。