????:2024-07-02 10:51:04 ??:????
????:???s:??????
?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);??????????????????????????????????????????????????????????,????????????????????????????(???????????????????)
?????????????:??????????????????????