在毛主席无产阶级革命路线的指引下,在上级党委的正确领导下,原交通部捣固机会战组设计制造的小型内燃液压捣固机于1972年5月在上海诞生。通过反复实践改进、小批试制和性能质量试验,1973年8月发到我们工区在沪杭干线上使用。一年多的实践证明,这种液压捣固机确实具有设备简单(不需要发电机、 Under the guidance of Chairman Mao’s proletarian revolutionary line and under the correct leadership of the Party committees at the higher level, the small internal-combustion hydraulic stamping machine designed and manufactured by the former Transport Ministry tamping opportunity war group was born in Shanghai in May 1972. Through repeated practice and improvement, a small number of trial production and quality test, sent to our work area in August 1973 on the Shanghai-Hangzhou trunk line. More than a year of practice has proved that this hydraulic tamping machine does have a simple device (do not need a generator,