????:2024-07-01 14:51:08 ??:????
????:?????9598???:??????????????
?????????????????????7???????1???? (???????? ?)???7??????1??(????????????????????)????????????,?????????????????????????(Radon,Rn)?????????????????????,?????????,????????????????????
?4?????????????,??,????,?????222???????????????220???????????????????????????????5.3?????????????????????????????8.8????????????????(a)???????????????????????????????,?????????????????
????????,??????????????,????????????,???????????????
???????????????????,?,5???????????????6???32.7???????,???10?????,?,???????????????????;5??????17??,??????5??10???11????????????,?????????,??,?????????????32??????????????????????????????,??????????16???????????????????????,??,????????????,???
???????????,??5?????????????????23?,?111?????????;6??2?????????????????????????,???????,?????,????,??????????6??4????????,????????????
??????????????????????????,???????????????????????????????(?????????????)???,???????????????????????????????????????????????,??
??,?????????2019???????????????????????????6??????????????,???????????????????????????????,????????????????(Pierre-Yves Meslin)???????(King Wah Wong)???(Aurιlie Moussi);?????????????????????????????????????????????????????????????????????????,?????(??????????????)
??????:??????