IA-K2YVR18*2*0.75a-K2YVR仪表电缆2*2*2.5,ia-K2YVR、ia-K3YVR、IJYPLVPLR、IJYP3VRi......ia-K2YVR仪表电缆2*2*0.75300/500V2*3*0.75300/500Via-K2YVRia-K2YVia-K2YVR本安型信号控制电缆IA-K2YVR-1*2*2.5价格型号:IA-K2YVR-1*2*2.5IA-K2YVR18*2*0.75IA-K3YVR12*3*0.75本安防爆电缆-IA-K2YV-IA-K2YVR-IA-K3YV)