CRH1A型动车组LKJ设备速度传感器与测速齿轮间隙为()mm。
A.0.6±0.3
B.0.8±0.3
C.0.9±0.5
D.1.2±0.5
参考答案:C
1,7,( ),31,49,71
A.9
B.11
C.17
D.19
Auatar(阿凡达)is such _________ wonderful science fiction movie that I want to see it _________ second time.
A.a, a
B.a, the
C./, the
D./, a