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在毛主席无产阶级革命路线的光辉指引下,在“团结起来,争取更大的胜利”的伟大号召鼓舞下,辽宁省有线电一厂、抚顺煤炭研究所革命委员会紧跟毛主席的伟大战略部署,率领广大革命职工,高举《鞍钢宪法》的伟大红旗,仅用十五天就试制成功了具有我国独特风格的第一台全安全电话机。该话机全部电器参数均达到工矿用防爆产品的安全性能要求。电子零流器输出功率不小于1.2瓦,呼叫响度能保100分贝,发送工作衰
Inspired by the brilliant call of Chairman Mao’s proletarian revolutionary line and the great call for “uniting and securing greater victories,” the Liaoning Electric Power Plant and the Revolutionary Committee of the Fushun Coal Institute followed Chairman Mao’s great strategic plan Led the vast revolutionary workers and held high the great red banner of the Ansteel Constitution. In only 15 days, it successfully trial-produced the first all-security telephone with our unique style. The phone all the electrical parameters have reached the safety performance requirements of mining explosion-proof products. Electronic zero-flow device output power of not less than 1.2 watts, the call loudness can be guaranteed 100 dB, send the working bad