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

??

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

???????????,“????????”,???????????

?????(DIHK)??????:“????,????????????”

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

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

?????????

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

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