管道光缆 meaning in English

duct optical cable

Optical fibre cables - part 3 - 10 : outdoor cables ; family specification for duct and directly buried optical telecommunication cables
光学纤维电缆.第3 - 10部分:户外电缆.管道光缆和直埋通信光缆的系列规范
Optical fibre cables - part 3 - 10 : outdoor cables - family specification for duct and directly buried optical telecommunication cables
光学纤维电缆.第3 - 10部分:户外电缆.管道光缆和直埋通信光缆的系列规范
Optical fibre cables - part 3 - 12 : outdoor cables - detailed specification for duct and directly buried optical telecommunication cables for use in premises cabling
光缆.第3 - 12部分:户外电缆.房屋布线用管道光缆和直埋光通信电缆的详细规范
Optical fibre cables - part 3 - 10 : outdoor cables ; family specification for duct and directly buried optical telecommunication cables iec 60794 - 3 - 10 : 2002 , modified ; german version en 60794 - 3 - 10 : 2002
光缆.第3 - 10部分:户外电缆.管道光缆和直埋通信光缆的