查询词典 pipe

Based on the analysis, made qualitative calculation of the various curvatures of the straightening process applying elastoplastic bending theory. The method of determining curvature of the inverted bending curvature of the axis of being straightened pipe is put forward with which straightening quality is guaranteed in the first place and solved the key problem that have not been solved for a long time. All of these provided theorial basis for the design of bending pipe straightening roller. and setting down of adjusting rule.

在此基础上，运用弹塑性弯曲矫正理论对管材矫正过程中的多次弹塑性弯曲矫正的各曲率进行了定量计算，在保证矫正质量的基础上，对管轴反弯曲线曲率的确定进行了研究，解决了弯管辊形设计中久未解决的最为关键的问题，为弯管辊形矫正辊的合理设计和矫正规程的制定提供了理论基础。

This uses a plastic service pipe instead of the usual steel or copper pipe.

在英式英语和美式英语中，过去分词的不规则形式作形容词用

Available with equalizer pipe for steam service or with equalizer pipe and piston rings for very low flow applications.

备有适用于蒸汽应用的均压管道，或适用于很低流速应用的均压管道和活塞环。

This paper summarizes the research and development situation on the following aspects: the significance and the basic theory of fitness-for-service assessment of drill pipe, the methods dealing with the undetermined problems during the assessment, prediction for fatigue service life of drill pipe, and so on.

本文对钻杆适用性评价的意义、基本原理、评价中处理不确定性问题的方法、钻杆疲劳寿命预测等方面的研究进展情况作了综述。

Pipe to be suitable for non-sour C2 + NGL Service · Pipe manufactured for this line item shall be suitable for non-automatic welding.

以管输送对非酸的 C2 是适当的+ NGL 服务？因为这一个线项目将对焊接的非自动机械是适当的，管制造。

To this end, the value of self-relying on Steel Pipe Institute, the introduction of all kinds of talent billion a year to spend research and development of new products, launched two years, oil field drill pipe, undersea oil pipeline, special withholding more than 20 high-end Products in 2007 will be high-tech and high value-added products to a share of 41%.

为此，自我价值的钢管研究所，人才亿美元引进各种花的研究和开发新产品为依托，实施两年，油田钻杆，海底石油管道，特别预提更多二十多，2007年年底的产品将是高科技和高附加值产品给予41％的份额。

There is no switch or control that changes the height of the "up cycle" based on pipe diameter and subsequently returns the saw bench more rapidly to the starting position when set for smaller pipe.

毫无开关或控制，改变高度的&上升周期&基于管径，并随后返回台看到更为迅速的起始位置时，设定较小的管道。

The sand sandwiched GRP pipe is a new type of composite pipe in the seventies of last century.

玻璃钢夹砂管为20世纪70年代的一种新型复合管材。

It is recommended to provide sand backs on the pipe bed for easy elevation adjustment and pipe jointing work.

在从土建施工组中接收管沟前用经纬仪检查管沟的坐标和标高。

It uses advanced completion pipe string and sand fracturing pipe string in completion process to attain the goal of layer fracturing and selective zone production of the parent well and its branch.

XQ90井是我国在川西地区所钻成的第一口气井分支井组，该井在完井工艺上采用了先进的完井管柱和加砂压裂管柱，达到了主、分支井分层压裂，分层开采的目的；其自行研制的双管采气井口可以分别控制主、分支井井口油压，为后期的采气作业提供了可靠的保障。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。