????? ?????

??????????2??????????????16?? ?????????????????????:?????????? ????

????????????? ??????? ????? ????

2??14???????????12??,???????????????PDA???“?????”???????????????????26??????

??????????????????,????????,?????,??????“??????????????????”,?????????????????????3??????????,????

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

“???????????????????”“????????????”“??”“?????????????”14??????15????,??????????,?????

“?,????,???????????”?????????????,????7??,????

??????,????????????“??????”??????????????????????????????????20????????,????????????????????????,??????????,???

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

15?8????????,?PDA????????????G2935???????????????????????????:“G2935????????,??,????????”

????????????????,?????,10???????????1200???????????

?????,?????????5??????,????“??????????????????+??????????”?????,???????????20%?

“???????”15?????????????????0?????40??,????????????????????????“???????????”????????????????,??????????????14???,????????????(?????) ???:????