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

2??????????

3???????

4???????

5??????????

??10????????????18??????????????? ?????????:?????????????????:??????????

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

????????????,???????18?????????,????????,??????????

???,?????,??????R&D???3.3??,????,???????????????????????????,???????????????????1??,?????11????????????????????????????,?????,??????10%,????27.1%,????

?????????????????,??,??????????????8???????????,?????????,???????????20%????????????????,?????????????????????????

??????,????????9.1%,?????????????????????3.3??????????????????????????11.3%,??????,????????????

??????,????????????????????????????????????,??7.9%,???????,????????????

?,??????????????,????????????????????????????,????????????????????????,???????????????,???(?????) ?????????:???