长途通信光缆
toll communication optical cable
电力通信光缆
electric power communication optical cable
光缆通信
optical cable communication
optical cable telecommunication
光缆通信系统
Optical fiber communication system
optical cable communication system
光纤通信光缆
fiber-optic telecommunication cable
海底通信光缆
submarine optical communication cables
submarine communication cable
混合通信光缆
optical fiber cable for hybrid communication
埋地通信光缆
buried optical fiber cables
通信光缆电缆
electrical and optical communication cable
通信光缆工程
Optical Fiber Cables for Telecommunication Engineering
通信光缆线路
communication optical cable
通信光缆巡检系统
optical cable inspecting system
通信光缆质量问题
quality problem of optical cable communication
海底通信电缆和光缆
submarine communication cables and optic fiber cables
海底通信光(电)缆
submarine telecommunication and optic fible cables
通信电(光)缆
electric(optic fiber)communications cable
国际闪光通信信号
international flashing light signalling
CDMA通信信号
CDMA communication signal