I went to school ______ my father's car yesterday. [ ]
A. on
B. by
C. in
D. with
答案:C
液压泵由前后两个单泵串联而成,并通过花键轴与发动机()输出端花鍵套相连,为示区分,靠近发动机侧的称为前泵,远离的称为后泵,两个单体泵的结构几乎完全相同。
A.飞轮
B.曲轴
C.飞轮组
eNodeB侧处理S1接口用户面数据的协议层是?()
A、GTPU/UDP
B、S1AP/SCTP
C、X2AP/SCTP
D、RRC