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

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

????????,“???????????”,???????

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

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

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

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

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