王卫东，贺启庸，北京铁道部科学研究院机车车辆研究所。

Wang Weidong; He Qiyong Institute of Locomotive and Car. China Academy of Railway Science, Beijing 100081.

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王卫东，贺启庸，北京铁道部科学研究院机车车辆研究所。

Wang Weidong; He Qiyong Institute of Locomotive and Car. China Academy of Railway Science, Beijing 100081.

youdao