铁路货车故障处理种类中,侧架导框纵向与滚动轴承外圈接触属于()。
A.大件修
B.小件修
C.摘车临修
D.临时整修
参考答案:C
—would you like _____?
—No, thanks.[ ]
A. nothing else
B. else anything
C. something else
D. anything else
红细胞(形态、结构特点、功能)