单项选择题X 纠错
A.105~125mm B.120~130mm C.130~140mm D.150~160mm
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单项选择题
A.115~135mm B.120~140mm C.130~150mm D.130~160mm
A.115~135mm B.115~160mm C.130~150mm D.130~160mm
A.85~135mm B.110~160mm C.125~145mm D.125~160mm
A.85~135mm B.115~160mm C.125~145mm D.125~160mm
A.85~135mm B.110~160mm C.125~145mm
A.《铁路货车运用维修规程》 B.《行车组织规则》 C.《铁路机械冷藏车运用维修规程》 D.《铁路技术管理规则》
A.50kPa B.100kPa C.140kPa D.170kPa
A.20kPa B.50kPa C.70kPa D.100kPa
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