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[单选题]
CR400BF型动车组齿轮箱温度报警级(2级)自动限速()Km/h。
A.140
B.180
C.200
D.260
查看答案
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A.140
B.180
C.200
D.260
A.20
B.40
C.80
A.120
B.160
C.200
A.20
B.40
C.80
A.120
B.140
C.200
A.40
B.80
C.120
A.40
B.80
C.120
A.20
B.40
C.80
A.20
B.40
C.80
A.常用
B.最大常用
C.停放
A.40
B.80
C.120