????:1??????spa:?????????

2???????

3???????????

4??????

5???????

??????????????12???20??(??? ?????)“??????????,????????,????????????????????”20??????????????????,?????“????????”(???????:?????????)????,?????(???????????)????????????????

???????????,?????????????????35.4%,??????????,????????????????????????,??,???????

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

???????

?????????????,??????????????4A???,???????????????,?????????????????“????????”,?????????????????

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

“???”“??????”“????”……??????,????????????,??????????????????????????????????,??100??,?????????????

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

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

?????????

“??????????????1.5????????????,?????????????????????????,???????,?????????????????????????,???????”??????????????????????“?”?????????

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

???,????400????,???????????“???”???,????????????????“????????”??,????,??500??????????,?????150????,???????60??????????,???,????????????????

?????????????????,??,?????????????“??”???????????,?????????????,???????????(????)

?????????????:????