This paper studied the geochronology of sandstone - type uranium deposit in the Dongsheng area of Ordos Basin.文章研究了鄂尔多斯盆地东胜地区砂岩型铀矿成矿年代学特征....

geochronology的音标：geochronology的英式发音音标为：[ˌdʒi:əʊkrə'nɒlədʒɪ]geochronology的美式发音音标为：[ˌdʒioʊkrə'nɒlədʒɪ]...

n.地球年代学...