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

?????,“???”,????????????

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

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

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

??

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