我厂在上级党委领导下,以阶级斗争为纲,坚持党的基本路线,认真学习无产阶级专政理论,遵照伟大领袖毛主席的“自力更生”方针,为提高地震工作效率,实现野外装备轻便化,于1973年下半年开始对遥控项目进行了研制。经过选择与比较了几种步谈机,并和兄弟单位交流了经验后,在1975年下半年正式在野外使用。在使用过程中我们 I plant under the leadership of the higher Party committees, with class struggle as the key link, adhere to the party’s basic line, conscientiously study the theory of the proletariat dictatorship, comply with the principle of “self-reliance” by Chairman Mao, great leader, in order to improve the efficiency of earthquakes, In the second half of 1973 began to remote control project was developed. After selecting and comparing several walk-in machines and exchanging experiences with fraternal units, they were formally used in the field in the second half of 1975. We are in use