drill-test的意思|示意

Full-scale fatigue test of drill pipe and borehole tests of drill pipes containing defects prove the reliability of assessment methods and software posed in this paper.

通过钻杆全尺寸疲劳试验和含有缺陷钻杆的井下试验，证明了本文提出的评价方法和软件是可靠的。

Test shows that the service life of the drill pump valve and liner after carburizing and vanadiumizing are greatly extended.

试验表明，钻井泵泵阀和缸套经增碳-钒化处理后其使用寿命显著延长。

The drill and petroleum extraction tools test-well is built in room, that not only can ensure that test environment meeting the test request but also is very convenience for equipment maintenance.

整个钻采工具试验井建在专用实验室内，既可保证试验环境符合测试要求，又可极大的方便设备维护。

In this article we discussed the possibility of replacement of cobalt alloy by Cr-Ni iron Base alloy in drill bit bearing on the basis of welding test, wearing test and microscopic examination.

本文通过焊接试验、显微分析和磨损试验论述了以铬、镍、铁基合金代替钴、铬、钨合金作石油钻头牙爪堆焊耐磨合金的问题。

This paper presents here to test and study on the measurement and suppression of drill wear.

本文对钻头磨损的测量方法以及抑制钻头磨损的效果进行了试验研究。

As Israel conducts a big civil-defense drill this week, Syria will hold an unprecedented exercise to test the readiness of the home front for a possible Israeli attack.

就在以色列这个星期进行大规模民防演习的时候，叙利亚也将展开一场空前的演习，检验在以色列发动袭击的情况下叙利亚的后方是否作好了准备。