扁平电缆ZC-YGGRBJ ZC-YFGJB 双钢丝扁平电缆ZC-YCFBJR 扁平电缆ZC-YFFB-F 阻燃扁平电缆ZR-YFPBG ZR-YFFPBG 扁平电缆型号ZR-YVPRB ZR-YVFPRB 阻燃扁平电缆ZR-YGGB 扁平电缆ZR-YZBGP ZR-YZBJP 扁平电缆ZR-TVVBP 扁平电缆ZR-TVVB 扁平电缆ZR-YFFBP-F ZR-YGZBP YDGRB YDGRB-2G起重机抗撕裂抗拉卷筒电缆 葫芦电缆