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。
The Udachny pipe. The scale of the work done by human hands is difficult to show in the photo or even video.
乌达奇内岩石筒。人工手工作业情景由于目标太小无法用照片或者视频呈现。
The enterprise mainly manufactures bolt cutters, pipe wrenches, captive hand tools most other pipeline products, including pipe clamp production scale ranks first in the country counterparts.
企业主要生产断线钳、管子钳、掳手极其它管道工具的系列产品，其中管子钳生产规模居全国同行之首位。
In the welding engineering of large-scale pipe structures, the assembly precision and the branch pipe cutting curve of two intersecting pipes haven't been settled for a long time.
在大型管结构的焊接工程中，相交双管的装配精度及支管下料高度一直未得到很好的解决。
In recent years, The large-scale open-ended steel pipe piles have been more and more widely applied in large scale deep water docks, Sea-Crossing Bridge Projects.
近年来，在大型深水港码头、跨海大桥工程中，大型开口钢管桩已得到越来越广泛的应用。
The modular measurement system has been used for the large-scale forging pipe measurement reconstruction, and it achieved good results in terms of efficiency and accuracy.
将该组合式测量系统应用于大型锻造管道的测量重构，在效率和精度等各方面都取得了良好的效果。
Failure cause of mechanical sealing of high temperature screwed pipe for GA123A pump is analyzed. It is showed that the causes of the sealing failure are scale deposit and carbon laydown in pipe.
对GA123A泵的高温波纹管式机械密封的失效原因进行了分析，证实热油泵的密封故障是由于波纹管内侧水垢和积碳引起。
Failure cause of mechanical sealing of high temperature screwed pipe for GA123A pump is analyzed. It is showed that the causes of the sealing failure are scale deposit and carbon laydown in pipe.
对GA123A泵的高温波纹管式机械密封的失效原因进行了分析，证实热油泵的密封故障是由于波纹管内侧水垢和积碳引起。
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