浅析程控交换机外线自动掉线故障原因及处理
In Causes and Troubleshooting of Automatic Talk interruption Failure for Program-controlled Exchange
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引用本文: | 蔡连生. 浅析程控交换机外线自动掉线故障原因及处理[J]. 工矿自动化, 1999, 25(4): 34-34. |
Citation: | CAI Lian-sheng. In Causes and Troubleshooting of Automatic Talk interruption Failure for Program-controlled Exchange[J]. Industry and Mine Automation, 1999, 25(4): 34-34. |