ZPW-2000A无绝缘移频自动闭塞系统空心线圈电阻值R=( )。[321040101]
A.(A)15mΩ±5.5mΩ
B.(B)15.5mΩ±5.5mΩ
C.(C)18mΩ±5.5mΩ
D.(D)18.5mΩ±5.5mΩ
正确答案是D
ZPW-2000A无绝缘移频自动闭塞系统空心线圈电阻值R=( )。[321040101]
A.(A)15mΩ±5.5mΩ
B.(B)15.5mΩ±5.5mΩ
C.(C)18mΩ±5.5mΩ
D.(D)18.5mΩ±5.5mΩ
正确答案是D