无缝道岔导轨、辙叉、心轨、翼轨的扣件扭矩应保持在()。 ["700~900N•m","120~150N•m","1100~1400N•m","250~300N•m"]
在09-32捣固车电气系统中表示作业驱动系统信号的端子为() ["A、P**","B、N**","C、R**","D、D**"]
固定型无缝道岔辙叉接头冻结应采用高强螺栓,扭矩应保持在()。 ["700~900N•m","120~150N•m","1100~1400N•m","250~300N•m"]
可动心轨道岔的普通钢轨接头应使用10.9级螺栓,扭矩应保持在()。 ["A.700~900N•m","B.120~150N•m","C.1100~1400N•m","D.250~300N•m"]
尖轨尖端与基本轨或可动心轨尖端与翼轨不靠贴大于()时,应及时修理或更换。 ["A.1mm","B.2mm","C.0.5mm","D.1.5mm"]
在什么情况下列该运用迁就策略?