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

2?????????

3?????spa

4?????

5???????

????????6????16??????? ??????????:??????????“80???”??? ?????????

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

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

1984???,?????????????,????,???????????,?????????????????,???????????

????,????,?????????????“???”“???????????????????”,????????????“???”,?????????“??,??????”????????2015?????????????????,??????????????????

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

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

?????????????,??????,??,???????????????????????????????,?????????????????????????DR???????????

???,??????60?????????????????,?????????500???????????????????????????????????????,???CT??????????????????????????????????????????

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

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

“???????????????????15????????20??????????????????????”??,??????????,?????????????,???????,??????????????

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

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

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

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

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