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遵照伟大领袖毛主席“备战、备荒、为人民”的教导,我厂广大革命职工,在史无前例的无产阶级文化大革命中,发扬敢想、敢闯的革命精神,结合厂的实际情况,选择了具有战略意义的黄铜锁芯的代用材料作为试制对象。生产日用锁,仅锁芯这一零件,我厂每年约需黄杂铜二十吨以上(按年产一百万把计算),若按全国制锁行业一百余家厂、社计算,估计每年消耗黄杂铜在三千吨以上,如能试制成功一种新材料来代替,就能节约大量铜材支援国防建设,有力地支援
Following the teachings of Chairman Mao, the great leader, “preparing for war, preparing for war and for the people”, the revolutionary workers and staff of our factory carry forward the revolutionary spirit of daring to think and daring to break through in the unprecedented proletarian cultural revolution and, in combination with the actual conditions of the factory, choose The strategic use of the brass cylinder as a substitute for the trial of the object. Production of daily locks, only the lock cylinder of this part, I plant every year about twenty tons of brass (according to an annual output of one million to calculate), according to the national lock industry more than a hundred factories, community calculations , It is estimated that more than 3,000 tons of yellow copper will be consumed each year. If a new material can be successfully trial-produced instead, a large amount of copper will be saved to support national defense construction and will be vigorously supported