摘要
叙述了钢轨与钢轨、钢轨与辙叉焊接技术现状，与国外存在的差距及发展趋势。主要对焊接方法、焊接设备及焊接工艺等方面的研究动态作了介绍和分析。
The technical actuality, the difference and the developing trend of rail-frog welding in china were described,and the studying tread was mainly analyzed in welding measure, welding machine and welding technique.
出处
《焊接》
2000年第3期37-39,共3页
Welding & Joining
