????:1????????:??????

2?????v

3???????????

4??????qq????

5???????????

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

?????,“???”,????????????????

??(DIHK)??????????:“????,??????????”

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

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