查询词典 flash butt welding

This research is directed against the control of Large-size flash butt welding machine s.

本研究针对大容量闪光对焊机的控制，通过采用STD总线工业化微机控制而实现了焊接的多参量预置、存贮、过程控制、显示等功能。

This paper presents the theory and development of flash butt welding technology,and its application in construction of large-diameter pipeline of Soviet Union,discusses the prospect of using this technology in China.

简要叙述了闪光焊接技术的原理和发展状况，并通过对前苏联在大直径管道建设中应用闪光焊接技术情况的介绍，探讨了在我国管道建设中应用这项技术的可能性。

Effect of the variation of micro structures in each zone of HAZ, and micro hardness by flash butt welding was analyzed.

讨论了焊接HAZ组织演变的过程，分析了闪光焊HAZ各区段的显微组织、显微硬度的变化。

Flash butt welding ; research situation ; development trend

闪光对焊；研究现状；发展趋势

Electrical Heating Upsetter; Air Hydraulic Flash Butt Welding Machine; Automatic Air-Hydraulic Pressure Seam Welder; Multi-...

双座电气加热挤压锻缩机；空油压式闪碰焊机；自动空油压轮焊机；多点式网类焊接机；螺母及螺丝自动。。。

In this paper, the mechanical properties and microstructure of flash butt welding joint of the austentic manganese steel frog and the track steel had been researched by the metallographical examination, TEM, SEM and tensile, impact and hardness test. Its result has the very important practice meaning.

本文在查阅大量国内外文献的基础上，运用光镜、透射电镜和扫描电镜等金相试验手段和拉伸、冲击、显微硬度等力学性能试验，对高锰钢辙叉与钢轨闪光对焊接头的显微组织形态、硬度分布和力学性能进行了研究和分析。

Keywords thin strip cold rolling steel plate;flash butt welding;running-in speed;moveable clamp position

冷轧薄钢板；闪光焊；送进速度；动夹具位置

But because there is not the pulse flash butt welding craft, it is difficult to weld the rail U75V.

由于历史原因，这些焊机都不具有脉动闪光焊工艺，难以焊接U75V这类焊接性较差的钢轨。

There is the same tendency between CGHAZ grain size and the distribution of temperature gradient. The tendency of temperature distribution has the great effect on distribution of the final grain size. The microstructures in HAZ by DC flash butt welding were discussed.

模拟结果还表明温度梯度造成的&热钉扎&现象对HAZ晶粒长大有明显的阻碍作用，CGHAZ晶粒的大小与温度梯度的分布具有相同的趋势，并对最终的晶粒大小分布有重要的影响。

The properties of the flash butt welding joint achieved the level of the foreign experiment results. It can meet the requests of the correlation technology condition.

高锰钢辙叉与钢轨闪光对焊接头的抗拉强度达钢轨母材的60%左右；冲击韧性值也在钢轨母材冲击值的60%以上，其接头力学性能接近或达到了国外加过渡层闪光对焊接头力学性能的水平。

This matter overthrew all basises I learned from Sunday school .

这件事把我从周日学校学到的所有道理都颠覆了。

It's one of the cruel ironies of aging: if you want to remember your favorite restaurants, the less you should eat at them.

这是一个老化的残酷讽刺：如果你想记住你最喜欢的餐馆，你应该更少吃到它们。