A.2500 B.3200 C.3800 D.6500
A.牽引電機基準面;A-B=(117.6±0.5)mm B.齒輪箱加工測量基準面;A+B=(117.6±0.5)mm C.構架基準面;A-B=(117.6±1)mm D.軸箱體基準面;A+B=(117.6±1)mm
A.790mm B.800mm C.815mm D.817mm