单项选择题
A.分配B.消费C.变换D.生产
A.10KVB.220KVC.220/380VD.110KV
A.220KVB.10KVC.110KVD.220/380V
A.110KVB.10KVC.35KVD.500KV
微信扫一扫,加关注免费搜题