a火灾报警系统专用电缆HAVP

;扩音系统专用电缆HAVP 2X32X0.15+2X48X0.2 2、 火灾报警系统专用电缆HAVP 2X32X0.15+2X48X0.2 3、 HAVP13X32X0.15+4X48X0.2 HAVP 2X32X0.15+4X48X0.2 HAVP 2X32X0.15+4X48X0.15 HAVP 13X32X0.2+4X48X0.2 统专用电缆HAVP 13X32X0.2+2X48X0.2 AZVP HAVP 安装用屏蔽电线 安装专用电缆|系统专用电缆HAVP 2X32X0.15+2X48X0.15 系统专用电缆HAVP 2X32X0.15+2X48X0.2 扬声器电缆 |驱动扬声器电缆 HAV 2X32X0.15 HAV 2X348X0.2 KAVP 12X32X0.2+3X48X0.2 KAVP 13X32X0.2+4X48X0.2 KAV 2X32X0.2 对讲扩音系统专用电缆AZVP 2X32X0.2+3X48X0.2 AVP安装专用电缆AZVP HAVP 扩音对讲电缆, 聚氯乙烯绝缘安装用屏蔽电线