????????2?????????????????????20???? ??,???(VDA)19?????????,????????25%????“?”?

???,“??”,???????

???(DIHK)?:“?????????????,????????????????”

??????????VDA???????????DIHK???,????????13%??????????????,????

??????18???????,?????25%?,??????????4????????2??? ????????????:???????

??

??:???????????,??????????,??????????????