单项选择题
韶山3型电力机车每个垂向减振器的阻尼系数为()
A.900N²s/cm
B.1000N²s/cm
C.1100N²s/cm
D.1200N²s/cm
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单项选择题
A.900N²s/cm
B.1000N²s/cm
C.1100N²s/cm
D.1200N²s/cm
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