In these two years, it appears a wide foreground in oil well reconstruct, exploitation of the reserves hard to develop, oil recovery enhancement and drill cost decrease by using this technology.

近两年，该技术在老井治理、开采难动用储量、提高采收率、降低开发钻井成本等方面展现出广阔的前景。

Each drill, which pulled brokers off their phones and away from their computers, cost the company money.

每一次演习将银行家们推离电话和电脑，给公司造成损失。

It is very important for improving drilling rate, reducing drilling cost and safety drilling to carry out drill stem failure analysis and prevention.

开展油田钻柱失效分析与预防对提高钻井速度、降低钻井成本及井下安全钻进具有重要意义。

Under this arrangement, the cost of the well is largely a function of the time it takes to drill and complete the well.

在这种管理模式下，一口井的费用则主要是钻进和完井时间的函数。

Rock drill-ability is the basic parameter to optimize bits, make drilling plan and reduce drilling cost.

岩石可钻性是优选钻头，制定生产定额以及降低钻井成本的基础。

According to a report released this week by the U. S. Energy Information Administration (EIA), the cost to drill a horizontal shale gas well in China's Sichuan Basin has dropped by 23% since 2013.

根据本周美国能源信息署(EIA)发布的报告：从2013年开始至今，中国四川盆地页岩气水平井的钻井成本降低了23%。

So we can improve the capability of diamond bit and the stability of product quality, then reduce the cost of manufacturing diamond drill bit finally.

从而提高金刚石钻头的性能，提高产品质量的稳定性，并降低金刚石钻头的制造成本。

Variable bore ram-type blowout preventer, as an improved blowout preventer, is capable of sealing around drill pipes with a range of sizes and has advantages such as low cost and convenience.

可变径闸板防喷器作为新型的闸板防喷器，能够密封一定范围内多种规格的钻具，具有成本低、使用方便等特点。

The drill tool has the advantages of capable of being used for drilling and tapping in a narrow space and the inside of a box part without using other devices, convenience and cost saving.

本发明具有以下效果：不使用其它设备，即可在隘小空间和箱体零件内部进行钻孔和攻丝，方便且节约成本。

Variable bore ram-type blowout preventer, the improved type, is capable of sealing drill tools whose sizes are within a certain range, and has advantages of low cost and convenience.

可变径闸板防喷器作为新型的闸板防喷器，能够密封一定范围内多种规格的钻具，具有成本低，使用方便的优点。

The fixed structure of a keyless drill chuck lower housing has the characteristics of simple structure, convenient assembly, reliable connection and reduction of cost.

本实用新型具有结构简单、装配方便、连接可靠和降低成本的特点。

Aiming at the sizing cost of producing high density broad width satin drill on air-jet loom is too high, PVA205MB was partially replaced by JS-3 denaturation PVA.

针对在喷气机上生产精梳纯棉高密宽幅直贡缎装饰织物浆纱成本偏高的问题，采用JS - 3变性PV A部分取代PVA205 MB的方法，取得了浆纱成本下降，布机效率提高的好效果。