?? ??????????ISO??????????
????:1???????:???????????
2????????
3?????????????
4???spa???????
5?????????
??????12???6?? (??????? ?????)??????????????6???????????,??????,?(??????????)???????????????“?????????”????(ISO)???????????????????,?????????????????ISO??????????????????????????????????????
?????????????,????????,???36%????????,????????????13???????????1500???????????????????,??????????,???“??????????”,??????????
???????????,???????????????????????????,?????????????????“???”“??????”“??????????”????????????,???????????????????????????????????????,????????????????,??????????,????????,???????????????????????,??480??????????????,????????,?????
???(ISO)?????????????,???????,??????????????????????????????,???,???ISO??,????????,????,?????????(?????????????) ???:???????