1979年，铁道科学研究院以及中国科学院力学研究所等合作完成大功率柴油机缸套表面的激光改性处理的研究。
In 1979, scientific research institute of China academy of railway and mechanical institute of high-power diesel engine cylinder collaboration of surface modification of laser.
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.
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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