题目内容
(请给出正确答案)
[单选题]
接触网作业车推进运行时,要先试拉,推进速度不得超过(),()跨越区间推进运行。
A.30km/h;禁止
B.20km/h;严禁
C.30km/h;严禁
答案
查看答案
A.30km/h;禁止
B.20km/h;严禁
C.30km/h;严禁
第9题
A.25km/h;40km/h
B.30km/h;40km/h
C.35km/h;40km/h
D.25km/h;35km/h