CRH5A型动车组空气弹簧橡胶隔膜龟裂一、二级修深度和长度最大分别是( )。
0.5mm,30mm;1mm,30mm
1mm,30mm;1mm,30mm
1.5mm,30mm;1.5mm,30mm
1mm,30mm;1.5mm,30mm