wireless telegraphy board detail
English translation for "国际终端交换台" ... 程控交换台: program-controlled telephone switchboa... detail>> 交换台拨号盘: switchboard dial detail>> 无线电报交换台: wireless telegraphy board detail>> ...
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wireless telegraphy board detail
无线电报板细节
以上为机器翻译结果，长、整句建议使用 人工翻译 。