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由电子工业部第二十二研究所研制的TK-1型矿井移动通信系统,在淮南矿务局潘一矿试运行9个多月的情况表明:系统
The TK-1 mine mobile communication system developed by the Twenty-second Institute of the Ministry of Electronics Industry showed that the pilot operation of Pan Yi Mine in Huainan Mining Bureau for more than 9 months showed that the system