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

??????,“????”,?????????

??????(DIHK)?:“????????,??”

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

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

??

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