从调度员的精准操作到钢轨探伤工的细致检查，从接触网工在高空的坚守作业到车站服务人员温暖无声的陪伴守候……这些平凡而不平凡的“手”，共同守护超过5亿人次的春运旅途。
作者：彭菁、陆逸
新华社音视频部制作
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