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??NHK???蝹??ˤ??뤦???¤μ???
https://www.nhk.or.jp/kenko/atc_1132.html
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??蝹??ˤ??롢?????²????Υ??ӥǥ???
https://www.ejim.ncgg.go.jp/doc/pdf/h55.pdf
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