Such carriage is supported by the drive but and is fixed with a drive device controlled by the control box, such drive device is linked with the drive nut;

轿厢上设有由控制箱控制的驱动装置，驱动装置与驱动螺母联动；

youdao

Such carriage is supported by the drive but and is fixed with a drive device controlled by the control box, such drive device is linked with the drive nut;

轿厢上设有由控制箱控制的驱动装置，驱动装置与驱动螺母联动；

youdao