更多"[单选题]vmax>160km/h正线道岔支距轨向的经常保养标准是( "的相关试题:
[单选题]120km/h A.3mm
B.4mm
C.5mm
D.6mm
[单选题]120km/h A.2mm
B.3mm
C.4mm
D.5mm
[单选题]120km/h A.2mm
B.3mm
C.4mm
D.5mm
[单选题]vmax>160km/h正线道岔支距轨向的作业验收标准是( )。[333020202]
A.2mm
B.3mm
C.4mm
D.5mm
[单选题]vmax>160km/h正线道岔支距轨向的临时补修标准是( )。[333020202]
A.4mm
B.5mm
C.6mm
D.7mm
[单选题]vmax≤120km/h正线道岔支距轨向的经常保养标准是( )。[333020202]
A.3mm
B.4mm
C.5mm
D.6mm
[单选题]120km/h A.4mm
B.5mm
C.6mm
D.7mm
[单选题]120km/h A.4mm
B.5mm
C.6mm
D.7mm
[单选题]120km/h A.4mm
B.5mm
C.6mm
D.7mm
[单选题]120km/h A.4mm
B.5mm
C.6mm
D.7mm
[单选题]120km/h A.3mm
B.4mm
C.5mm
D.6mm
[单选题]120km/h A.3mm
B.4mm
C.5mm
D.6mm
[单选题]120km/h A.3mm
B.4mm
C.5mm
D.6mm
[单选题]120km/h A.3mm
B.4mm
C.5mm
D.6mm
[单选题]vmax>160km/h正线轨道方向的经常保养标准是( )。[321020202]
A.3mm
B.4mm
C.5mm
D.6mm
[单选题]vmax>160km/h正线横向水平的经常保养标准是( )。[311020202]
A.3mm
B.4mm
C.5mm
D.6mm
[单选题]vmax>160km/h正线纵向高低的经常保养标准是( )。[321020202]
A.3mm
B.4mm
C.5mm
D.6mm
[单选题]轨道动态容许偏差值规定,120km/h A.4mm
B.5mm
C.6mm
D.7mm
[单选题]vmax>160km/h正线缓和曲线上三角坑的经常保养标准是( )。[333020202]
A.3mm
B.4mm
C.5mm
D.6mm