On the basis of analyzing circuit of SN388 cross-station, the paper introduced the solution of failure in input circuit, protected circuit and switching circuit of cross-station.
文中在对SN388交叉站电路进行分析的基础上，介绍了交叉站输入线故障、保护电路故障和转换电路故障的解决方法。
On the basis of analyzing circuit of SN388 cross-station, the paper introduced the solution of failure in input circuit, protected circuit and switching circuit of cross-station.
文中在对SN388交叉站电路进行分析的基础上，介绍了交叉站输入线故障、保护电路故障和转换电路故障的解决方法。
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