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三代鐵路線(xiàn)路檢修工四十年傳承更上一層

2018-10-19 09:37來(lái)源：新華網(wǎng)

　　10月17日，李峰在上海何家灣站內鐵軌上演示早期使用鋁合金道尺檢測鋼軌間距的操作。這一操作全憑檢修工人經(jīng)驗，近四公里的線(xiàn)路檢查，需要工人彎腰上千次。新華社記者方喆攝

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[責任編輯：李曉蕾]

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