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- It sets good records on drilling cycle, net drilling time and average ROP in the same kind of horizontal wells. 該井的完成 ,創(chuàng )同類(lèi)型水平井鉆井周期、純鉆時(shí)間、平均機械鉆速的國內好成績(jì)。
- Casing drilling is a new method for drilling wells that is aimed at reducing both drilling time and the incidence of unscheduled drilling events. 套管鉆井技術(shù)是一種節約鉆井時(shí)間,降低井下事故發(fā)生的全新的鉆井工藝技術(shù)。
- Waiting on cement out of rig time and electrical logging cement quality were achieved and drilling time efficiency was rai... 該項技術(shù)成果對于渤海中深層油田的開(kāi)發(fā)具有重要意義。
- 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. 優(yōu)質(zhì)的材料，合理的結構和可靠的性能確保鉆頭具有最長(cháng)的使用壽命，因此縮短了鉆進(jìn)時(shí)間，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. 聚晶金剛石復合片（PDC）鉆頭的發(fā)展及應用，大大提高了鉆井的機械鉆速（ROP），減少了鉆井時(shí)間，降低了鉆井成本。
- The 5drilled wells, their average well depth is 4544m, drilling cycle is 162.55d, ROP is 2.4m/h, net drilling prescription is 45.05%, accident prescription is 0.58%, complex prescription is 3.23%. 其中;2004年完成的5口井;平均井深4544m;平均鉆井周期162.;55d;平均機械鉆速2
- The drilling troops mustered on the hill. 演習部隊在小山上集合起來(lái)了。
- He hit the tennis ball over the net. 他把網(wǎng)球打過(guò)了網(wǎng)。
- The ball glanced off the goal post into the net. 球撞到球門(mén)柱上斜飛入網(wǎng)。
- The workman is drilling in the wall. 工人正在墻上打孔。
- The net weight of this jar of coffee is 180 grams. 這瓶咖啡凈重180克。
- Drilling is cutting a hole with a drill. 鉆削就是用鉆頭鉆一個(gè)孔。
- If I lose my job, I've got no safety net. 我丟掉這份工作就無(wú)計可施了。
- The noise of the drilling is intolerable. 鉆孔的噪音讓人受不了。
- The fish tangled in the mesh of the net has died. 那條卡在網(wǎng)眼上的魚(yú)已經(jīng)死了。
- Practise throwing the ball into the net. 練習投籃。
- If I had time, I should read a drilling manual. 假如我有時(shí)間,我就會(huì )讀一本鉆井手冊。
- She just tipped the ball over the net. 她剛好把球擊過(guò)網(wǎng)。
- My fishing-line got fouled (up) in an old net. 我的釣絲跟舊魚(yú)網(wǎng)纏在一起了。
- The fishermen were hauling in the net. 漁夫們正在把網(wǎng)拉進(jìn)瓏。
