“telephone communications”的概念、定义、翻译、参考文献-科学参考

单词	telephone communications
释义	telephone communications Encyclopedia 工学通信服务释 telephone communications电话通信以话音方式进行信息交换的通信方式。一般借助电信网实现。
随便看	field nebula field non-available precipitation field notebook field nursing equipment field observation and check of remote sensing geology field observation of frozen soil depth field observation record field observatory field of algebraic functions field of characteristic p field of class two field of coefficients field of complex numbers field of constants field of curvature field of curves field of definition field of definition for variety field of directions field of events field of extremals field of finite type field of force field of formal Laurent series field of fractions

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