电力机车司机资格考试(精编版)电力交流(HXD2型电力机车)单项选择题每日一练(2018.11.17)

A.2500
B.3600
C.2000

A.350
B.450
C.550

A.DC1600V
B.DC1700V
C.DC1800V

A.-40~＋40℃
B.-30~＋60℃
C.-20~＋20℃

A.410
B.510
C.610