被检举的车辆必须送交指定的验车中心检验，以确定黑烟问题已经解决。

All vehicles reported must be examined at a designated testing centre to confirm that the vehicle owners have rectified the smoke defects.

youdao

被检举的车辆必须送交指定的验车中心检验，以确定黑烟问题已经解决。

All vehicles reported must be examined at a designated testing centre to confirm that the vehicle owners have rectified the smoke defects.

youdao