direct telephone exchange
direct telephone exchange
[电信英汉词典]
direct telephone exchangen.直拨电话交换机
是什么意思，direct telephone exchange的解释，direct telephone exchange的翻译
[海运英汉词典] direct telephone exchange
direct telephone exchange
[电信英汉词典]
direct telephone exchange是什么意思，direct telephone exchange的解释，direct telephone exchange的翻译
[海运英汉词典] direct telephone exchange