Since she wasat high school A. C. spent her summer vacations working with the Appalachia Service Project.
自從A. C. 進入大學,她就利用暑假參與阿巴拉契亞的服務項目.
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The deposits is very similar to the Mississippi Valley Type deposits in Appalachian and Missouri, USA.
礦床成因?qū)倜芪魑鞅群庸刃?MVT),其地質(zhì)特點可與北美Appalachia地區(qū)和Missouri地區(qū)的MVT礦床對比.
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