通信电源用铝合金导体阻燃软电缆
Flame-retardant flexible cables with aluminum alloy conductor for communication power supply
2020-04-16
YD/T 3718-2020
通信电缆光缆用低烟低卤阻燃软聚氯乙烯塑料
Low-smoke,low-halogen,flame-retardant and plasticized polyvinyl chloride (PVC) compounds for electrical and optical fiber cables in telecommunication applications