Prc , modular fixed surge arresters , used for analog communication network 模拟通信网络保护: prc系列
Multicore and symmetrical pair quad cables for digital communications - part 7 : symmetrical pair cables with transmission characteristics up to 1 200 mhz ; sectional specification for digital and analog communication cables 数字通信用对绞星绞多芯对称电缆.第7部分: 1200mhz以下传输特性的对绞对称电缆.数字和模拟通信电缆的分规范
Multicore and symmetrical pair quad cables for digital communications - part 7 - 1 : symmetrical pair cables with transmission characteristics up to 1 200 mhz ; blank detail specification for digital and analog communication cables 数字通信用对绞星绞多芯对称电缆.第7 - 1部分: 1200mhz以下传输特性的对绞对称电缆.数字和模拟通信电缆的空白详细规范
Multicore and symmetrical pair quad cables for digital communications - part 7 : symmetrical pair cables with transmission characteristics up to 1200 mhz ; sectional specification for digital and analog communication cables ; corrigendum 1 数字通信用对绞星绞多芯对称电缆.第7部分: 1200mhz及以下有传输特性的对绞对称电缆.数字和模拟通信电缆的分规范.技术勘误1
Multicore and symmetrical pair quad cables for digital communications - part 7 - 1 : symmetrical pair cables with transmission characteristics up to 1200 mhz ; blank detail specification for digital and analog communication cables ; corrigendum 1 数字通信用对绞星绞多芯对称电缆.第7 - 1部分: 1200mhz及以下有传输特性的对绞对称电缆.数字和模拟通信电缆的空白详细规范.技术勘误1
analog communications meaning:[Electronics] Any form of communications in which a carrier, generally an electromagnetic wave or high-frequency current, is varied in a continuous and controlled way by a data-containing signal. See ...analog communications перевод:аналоговая связь, передача аналоговой информации