HYA 50＊2＊0.4 HYA 50＊2＊0.5 0.6 0.7 0.8 0.9供应各种通信电缆 HYA10＊2＊0.4/0.5 HYA20＊2＊0.4/0.5 HYA30＊2＊0.4/0.5 HYA50＊2＊0.4/0.5 HYA100＊2＊0.4/0.5 电缆型号HYA HYAC HYAT HPVV HYV HJVV HYY配线电缆型号HPVV ZR-HPVV局用电缆型号HJVV HJVVP ZR-HJVV ZR-HJVVP铠装通信电缆型号HYA53 WDZ-HYA53 ZRC-HYA53 填充式铠装通信电缆型号HYAT53 WDZ-HYAT53 ZRC-HYAT53其它铠装通信电缆型号HYA22 HYV22 HYAT22 HYY23 HYYT23 HYA23 HYAT23钢丝铠装通信电缆HYA33 HYAT33 WDZ-HYA53 HYY33 HYYT33 HYY33充油通信电缆HYAT ZRC-HYAT WDZ-HYAT HYYT 全塑市话电缆执行标准：YD/T322-1996