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1·A tool that grinds metal downhole.

在井下磨碎金属的工具称之为铣鞋。

2·The designing and debugging of downhole television system.

井下电视系统的设计与调试。

3·A downhole tool that USES acid to cut stuck pipe in a well.

用酸切割井内被卡管子的一种井下工具。

4·A downhole device used to control fluid flow under downhole conditions.

用于在井下条件下控制流体流动的井下装置。

5·Moreover, the reliability of downhole tool in ultra deep well is appraised.

同时对井下仪器在超深井中工作的可靠性给予评价。

6·But the improving effect and benefit of downhole operation have not formed yet.

但系统地提高井下作业效果与效益的管理思路尚未形成。

7·The test will be affected by complex nature of downhole and testing instruments.

测试要受井下情况的复杂性和测试仪器的影响。

8·A downhole device that enables circulation through the tubing string and associated annulus.

能够经油管柱和相关的环形空间实现循环的井下装置。

9·A downhole tool used to cut tubing or similar tubulars that have become stuck in the wellbore.

割断已卡在井筒的油管或类似管子所用的井下工具。

10·A downhole tool used in fishing operations to engage on the outside surface of a tube or tool.

在打捞作业中所用的一种井下工具，在打捞时它与管子或工具的外表面接合。