丝氨酸蛋白酶包括()
A.凝血酶
B.凝血因子Ⅶa
C.凝血因子Ⅸa
D.凝血因子Ⅹa
E.凝血因子Ⅺa
参考答案:A, B, C, D, E
I have no________with people who are always complaining of their misfortunes.[ ]
A. devotion
B. belief
C. patience
D. balance
列车ATO模式运行时,ATO输出的牵引信号需经过继电器()来传给车辆.
A、AMBDR
B、AMTDR
C、ARR
D、AMR