型号线径mm2长度km 理论重量kg/km重量备注型号10440.0016640.0025920.00351270.00501750.00702380.00953230.001203940.001504900.001856120.002407720.00型号线径mm2长度km 理论重量kg/km重量备注型号10/21190.0016/31500.0025/42000.0035/62490.0050/83160.0070/104110.0095/155310.00120...

时间:2025-03-12 14:31栏目:行业资料