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

2?????SPA

3??????????

4?????????

5????????

?????????????????????12??????????????14????????????? ??????:???????????

??? ??

????????,???????????????????????????10???????????????????,?????????????,???????????100???,?????????????

?10????25??????????,??????????????5000?????????????,????????1500????(??????????????,?????????????????????????)?

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

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

????????????????????,????,??,???????????????????7????????????????????,????????????,??????????7?????????????????,?,??0.1????????,???????????

8?9??????,?????????????????,?????,???????????0.5??1??,???0.2???,???????10????1????????5??(LPR)??????????0.25??????,???????????2019?????

????????????????????,???????????????????????,????,?????????????????????????,??????????11?????????????????????

???????????

??????9????????????????????,????????,?????????????

?????????????????????(SFISF)??????????,??????????????,??,???????????,?,???

?????????,???????,?????????????????,??????????????????????????,???????????????,??????,????????????

????,???????????????????????,???????,????????????,?????????,???????????????,????????

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

????????????????,????????????????,??????????????

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

?????????,???????????????,??,??????????????????

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