??????????????:??????????

??

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

???????????,“????”,???????

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

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

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

?????????

???????????????????:???????????????

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