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

???,“???????????”,???

????(DIHK)???????????????:“?,???????”

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

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

??

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