道岔接头冻结技术

Technique of frozen connection in joint between speed-increasing turnout and Ⅲ-type turnout

介绍利用施必牢螺栓、短轨片、胶结绝缘接头对提速道岔、Ⅲ型道岔接头进行冻结的方式选择、技术标准、实施程序及效果。