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1984年11月7日至9日成都铁路局科学技术委员会在什邡召开了以柴油机作动力的XYD-2型液压捣固机技术鉴定会。参加鉴定会的有来自铁道部科学研究院,西南交通大学,长沙铁道学院,北京、哈尔滨、郑州、兰州、广州、济南、呼和浩特、乌鲁木齐、成都铁路局,以及煤炭部,四川内燃机厂,成都柴油机厂,四川省机械进出口公司等有关单位43名代表。
November 7, 1984 to 9, Chengdu Railway Bureau Science and Technology Commission held in Shifang to diesel-powered XYD-2 hydraulic tamping machine technical appraisal. Participating in the appraisal meeting were from the Ministry of Railways, the Academy of Science, Southwest Jiaotong University, Changsha Railway Institute, Beijing, Harbin, Zhengzhou, Lanzhou, Guangzhou, Jinan, Hohhot, Urumqi, Chengdu Railway Bureau, and the Ministry of Coal, Sichuan Internal Combustion Engine Factory, Chengdu Diesel Engine Plant, Sichuan Machinery Import and Export Company and other relevant units 43 representatives.