????:1???????vx:??????

2??????????

3?????????

4?????????

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

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

????????,“?????????????????????”,???????

??????(DIHK)????:“????????,?????”

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

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