三桥处电工班的同志,用毛泽东思想武装头脑,用土办法解决了龙门吊机的供电问题,为国家节约了资金和贵重材料。以往,龙门吊机是用电缆线供电。这种办法,不仅要用较长的电缆线,而且电缆容易碰断,致使工作停顿,也很不安全。工作时,还要专人收、放电缆线。在行走距离长、工作繁忙的钢梁预拼场,收、放电缆线的工作就更加繁重。要去掉这些弊病,就需将这种沿用的供 Third Bridge at the electrical class comrades, armed with Mao Zedong Thought, the local solution to the problem of power supply gantry crane for the country to save money and valuable materials. In the past, gantry crane is powered by cable. This solution not only involves using longer cables, but also makes it easier for cables to break, resulting in pause and unsafe work. When working, but also special reception, discharge cable. In the walking distance, the busy steel beam pre-fight field, closing, discharge cable work even more onerous. To get rid of these ills, we need this kind of confession