A.不大于67mm B.不小于67mm C.70mm D.不大于73mm
单项选择题TCW型减速电脑测长器各股道连续测量的有效空闲长度范围为()
A.800m B.900m C.950m D.1000m
单项选择题各型减速器制动时,车辆入口速度应不大于()
A.5m/s B.7m/s C.10m/s D.15m/s
单项选择题TJK3(A)型减速器两内侧制动轨顶间最小距离为()
A.1235mm B.1345mm+1mm C.1351+3-6mm D.1435+1-3mm
单项选择题TJK2A型减速器表示接点的干簧接点盒距磁钢应为()
A.2mm~5mm B.2mm~10mm C.11mm~20mm D.15mm~25mm
单项选择题TJK2(A)型减速器制动时的开口尺寸为()(第一钳除外)
A.126mm-2mm B.126mm±2mm C.126mm±4mm D.129mm+4mm