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在生产大跃进和技术革命中,我厂圆簧组破除了迷信,解放思想,经过一个多月的苦干、苦钻,终于创造一台自动卷出螺距的卷簧机,使生产效率猛增两倍以上。立式靠模卷簧机的构
In the Great Leap Forward and the technological revolution, the spring group of our factory broke away from superstition and emancipated the mind. After more than a month of hard work and bitter drilling, it finally created a coil spring machine with automatic winding-out of the pitch to make the production efficiency soar More than twice. Vertical model by the spring coil machine structure