![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
-E-A-001 4 2 3线路速度 60km/h<Vmax≤120km/h时,作业人员下道避车时,本线来车距离不小于()m,下道完毕
A.800
B.1400
C.2000
D.3200
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
A、800
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.800
B.1400
C.2000
D.3200
A、800
A.+6,-2
B.+9,-4
C.+7,-4
D.+8,-4
A.+4、-2mm
B.+5、-2mm
C.+3、-2mm
D.+6、-3mm
A.+7,-3
B.+6,-3
C.+5,-3
D.+4,-3