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[单选题]
最高运行速度<160km/h的客车轮对,轴端螺栓孔用通端螺纹塞规测试时须旋合通过,用止端螺纹塞规测试时,新制螺纹在距端面()内须止住,且止规不得有明显晃动(手试)。
A.2扣
B.3扣
C.4扣
D.5扣
查看答案
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A.2扣
B.3扣
C.4扣
D.5扣
A.≤120km/h
B.>120km/h
C.≤160km/h
D.=160km/h
A.≤120km/h
B.>120km/h
C.<160km/h
D.>160km/h
A.0.1mm
B.0.2mm
C.0.5mm
D.1.0mm
A.0.1mm
B.0.2mm
C.0.5mm
D.1.0mm
A.0.1mm
B.0.2mm
C.0.5mm
D.1.0mm
A.10mm2
B.20mm2
C.30mm2
D.50mm2