????:2024-07-02 04:23:50 ??:????
????:??????95?98???:???????
?????????????????????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);???????????????????????????????,??????????????(??)
??:??????????????????????????????????????