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[单选题]
E-N-001 4 2 3《铁路线路维修规则》第3.5.10条规定:其他站线平直及异型夹板中间两螺栓孔范围内裂纹超过()应及时更换
A.5mm
B.10mm
C.15mm
D.20mm
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A、5mm
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.5mm
B.10mm
C.15mm
D.20mm
A、5mm
A.20
B.30
C.35
D.40
A.+1 -1
B.+4 -2
C.+5 -2
D.+6 -4
A.1
B.2
C.3
D.4
A.(2)(3)(4)对
B.(1)(3)(4)对
C.(1)(2)(4)对
D.(1)(2)(3)对
A.红牌
B.停车手信号
C.慢行牌
D.作业标