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1·The first UN-200 rail ac flash butt welding machine with patent was introduced.

介绍了国内首台拥有自主知识产权的UN - 200型钢轨交流闪光焊机。

2·The paper introduced a PLC network (MELSECNET/MINI)control system which is used for controlling flash butt welding machine set.

采用可编程控制器（PLC）的联网功能，构成一个MELSECNET／MINI网络，用于控制闪光对焊机组。

3·The Intellectual Control System of Flash Butt Welding, the main and basic part of the Flash butt welding machine, is the basic to realize the automation of the welding process.

基于模糊控制的智能化闪光焊机控制系统是闪光焊机焊接系统的重要组成部分。

4·Butt welding machine process was introduced. 8031 single chip computer was used in controlling flashing current. Hence the flashing butt welding process automation is so achieved.

本文介绍了对焊机的生产工艺过程，并采用8031单片机对闪光电流控制，从而使闪光对焊工艺实现了自动化。

5·Electric welding machine, butt-type hot-melt machine, angle grinder, welding machine, cutting machine, horizontal ruler.

电熔焊机、对接型热熔机、角磨机、电焊机、切割机、水平尺。

6·BT20 titanium alloy is welded with butt welding on GTAW machine... Experiment of plastic deformation is done on press and double heat preservation measure is used during plastic deformation.

试验采用钨极氩弧焊对接焊形式对BT 20钛合金施焊；焊接接头的塑性变形试验在油压机上进行，变形过程中采用了双保温措施。

7·Theories for butt fusion welding are briefly discussed, and elements of automatic butt fusion welding machine, their main function, and implementation method are briefly analyzed…

本文还分析了塑料压力管道热熔对接焊的基本原理，并详细地介绍了热熔对接焊机的基本组成部分以及各部分的主要功能和实现方法。

8·A control system of a butt fusion welding machine for PE pipe is introduced in this paper.

介绍了一种聚乙烯管道热熔焊机控制系统。