电机车行车前应检查()
A、制动闸
B、车灯
C、警铃、喇叭
D、连接装置
参考答案:A, B, C, D
. ______ just two hours’ ride from Changsha, the small town is a paradise for tourists.
A.Locating
B.Having located
C.Located
D.Being located
立井提升的最大加速度不得超过().
A、0.5m/S2
B、0.75m/S2
c、0.3m/S2
d、0.4m/s2