螺旋

Detect drive way too much space is a fixed power input shaft and output shaft rotation shaking, in the case of the transmission structure of conventional design and manufacture of machine tools, the transmission output shaft angle space at more than ten degrees to the dozens of degrees Transmission gap caused by too large spiral screw groove surface then there is obvious marks, thus affecting the machining accuracy of the screw.

检测驱动方式太多空间是一个固定的动力输入轴与输出轴旋转摇晃在常规情况下传动结构设计和制造的机床，传动输出轴角空间超过度到10度的数十个输电差距过大造成的螺旋槽螺旋面则有明显的标志，从而影响了螺丝加工精度。

The automatic flaw detection of spirally welded tubes is one of the most important steps to ensure the quality of the tubes.

螺旋管焊缝自动检测是保证生产螺旋管质量的重要环节，钢管焊接质量的自动检测水平在一定意义上标志着该钢管生产厂家的质量水平。

The automatic flaw detection of spirally welded tubes is one of the most important steps to ensure the quality of the tubes. It also marks the product quality level of tube manufacturers to some extent.

螺旋管焊缝自动检测是保证生产螺旋管质量的重要环节，钢管焊接质量的自动检测水平在一定意义上标志着该钢管生产厂家的质量水平。

This paper focuses on the optimal pitch arrangement in double-side heating once-through steam generator with helix tube inside.

本文主要研究了带内螺旋缠绕管的管套管双面加热直流蒸汽发生器元件中沸腾段内螺旋管螺距设置的优化问题。

Spiral stair cases ; three dimensional modeling ; spiral surface ; straight-grained surface ; AutoLISP program

螺旋楼梯；三维建模；螺旋面；直纹曲面； AutoLISP程序

The unusual feature of thiscompound can also be described in terms of infinite chains of B3O3 six-memberedrings sharing B atoms, which are all tetrahedrally coordinated by oxygen atoms.

例如，一维螺旋链结构的铀-有机配位聚合物[U3O732]-·H3O+，它的结构中存在由 U3O 构成的螺旋铀氧带。它也表现类似的铀酰发光。

The state of being twisted into a spiral;torsional stress or strain .

螺旋状，扭力扭成螺旋状；扭转的压力或张力

Analyzes and calculates the stress and torsional deflection of large transformers such as DEP-240 MVA/500 kV,SEP-720 MVA/500 kV,etc.influeced by axial current component of low voltage spiral windings.Gives the distribution rules of torsional stress of unit length and displacement following windings height.Provides the reference for optimization design of large transformer.

对DEP-240 MVA/500 kV、SEP-720 MVA/500 kV型大型电力变压器低压螺旋绕组在轴向电流分量作用下产生的应力及扭转变形问题进行了分析计算，给出了低压螺旋绕组单位长度扭转应力及位移沿绕组高度的分布规律，为大型变压器的优化设计提供了参考依据。

Through test, it is considered that it is economic and feasible to adopt vertical auger trenching for some small size channels. After improved and perfected, the newly developed auger cable trencher can adapt to the work conditions of trenching and presents some promotion and application prospect.

通过试验，认为对于小型沟形采用立式螺旋挖沟方式是经济可行的，研制的螺旋电缆挖沟机在改进完善之后，能够适应挖沟的工作条件，具有一定的推广应用前景。

A kind of trencher with vertical auger for cable trench digging is described in the article. Referring to the basic principle of auger drill, trenching operation is realized via horizontal moving. It is a dedicated equipment to excavate cable trenches in oil fields. It features small body, simple operation, high work efficiency and low manufacturing cost for trenching attachment.

介绍一种立式螺旋电缆挖沟机，利用螺旋打洞机的基本原理，通过平移完成挖沟作业，是油田电缆沟开挖的专用工程设备，具有体积小、操作方便、工作效率高和挖沟工作装置制造费用低廉等特点。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失