??? ????? ??? ??????? ????? ??????? ????? ????? ????????? . ??? inspection ??? ??????? regularly ?????? ???? satisfactory state ? ?? ready ?? ??????? . Maintenance of Luggage includes ????? ??? ??????? { ????? any harm ?? suitcases { ??? the tires ????? ????? smoothly ?????? likewise ????? ??? ??????? ?? ???? proper maintenance of