?? ?????????????10?????? ??“??”??
????:1???????????:?????100?
2???????????
3?????
4?????????
5?????
?????,?????,??????????????33????????,???????,????????????10????,????????????????
??????????????“????”
????????,????,????????????????,?????????????,?????????
?????????????????????,??????????????????????????????????,????????,????????????,5????
????????????????????????????,?????,????????87%,???????????????
????????????????,???????????????????,????????????????,?????,???,?????????,??????????????,????????????300?????????????????????????,????????,???,??66?????????????,??????????
????????????????,????????????????????????????????????,??????????,???????????5~10??,??,???“??????????”?
????,????;?????,??????,?????????????????????,???????,???????????
???????????????,??????????????????,??8.2?????????????,???????11.2%,???????????????,??,?????????????????????????????????“??”,?????????????????8???????????1??,??????????180??????????
??????? ?????????“?????????”
?????????,?????????,???,???1500??,???????????????,??????????,???????????????????,??,???
???????????????????,???????“???????”,?????????,??????????????:????3D???????,?????????,????,?????????????,??????????,???????????????4??,??????,?????2???????
??????? ?????????????:???????????????,??,???,??,????????,????????????????
????????,??????????,???????????????,???????
????????????,??????????????????????130?,????????
??????????,????????????????“?????”??????????????,???,??????30%????????,??????????????60%????????????
?????????????,?????????????????????
?,??????????????8?????????????????????,??????506??????????????,????????????“?????”,???????,????????
???????????? ??:??,???“????”??????????????3????4?????,????,???????????,???????????????????????
????????“??????????????”,???????,?????,?17???????????15%??,??????????6???????????
????????“????????”
??,??????????????,?????????,?“?????”???????????,????????,????
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?,????????2?????????????????,???????????????13????????????????57????????????????????????1.99%?2.29%,?????????????0.5?????????????????
(????????? ????? ?????????? ????? ????????? ???? ???????) ??????:????