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

2???????

3???????

4???????????

5?????????

???????????7?18?? ????(NHK)18????,???????????????,????31?13?????????????????(PFAS)??,????(50????????/???????)???????700?????

?:????????(NHK)??

??????,??4????????????????????????,7??(50????/????)?

???,????,????????????????????????31?13????????????,???????????????700???

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