【单选题】
型动车组车轮采用XP55磨耗型踏面。
A. CRH1A
B. CRH380A统
C. CRH380B
D. CRH5
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答案
D
解析
暂无解析
相关试题
【单选题】
CRH5型动车组动力转向架有1根动力轴和1根非动力轴，而非动力转向架有 。
A. 2根动力轴
B. 2根非动力轴
C. 1根动力轴和1根非动力轴
D. 2根动力轴和1根非动力轴
【单选题】
型动车组转向架踏面清扫装置的目的是改善轮轨接触面黏着条件，清除车轮踏面附着的油污及污垢，保持稳定的黏着性能。
A. CRH1A
B. CRH380A统
C. CRH380B
D. CRH5
【单选题】
CRH380A统型动车组转向架踏面清扫装置的目的是改善轮轨接触面黏着条件，清除车轮踏面附着的油污及污垢， 。
A. 减少轮轨磨损
B. 减少空气阻力
C. 增加牵引功率
D. 保持稳定的黏着性能
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