题目内容
(请给出正确答案)
[单选题]
RE2A轮对基本尺寸为()。
A.150×840×1981×1353×135
B.150×840×1956×1353×135
C.130×840×1956×1353×135
D.100×840×1905×1353×135
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A.150×840×1981×1353×135
B.150×840×1956×1353×135
C.130×840×1956×1353×135
D.100×840×1905×1353×135
A.140~160mm
B.150~170mm
C.130~150mm
D.100~120mm
A.转向架牵引系统(电机、联轴节、齿轮箱等)故障
B.转向架和轨道之间产生共振
C.轮对产生擦伤或剥离导致轮对踏面尺寸异常
D.主风欠压
A.120.037-120.059,0.04-0.09
B.120.020-120.059,0.04-0.09
C.120.037-120.059,0.01-0.04
D.120.020-120.059,0.01-0.04