Based on geological environment, bi-model volcanic series, sedimentary formation and geochemical features of volcanic rocks, it is held that the deposits were most probably formed in the Carboniferous back arc rifted environment.是什么意思_Based on geological environment, bi-model volcanic series, sedimentary formation and geochemical features of volcanic rocks, it is held that the deposits were most probably formed in the Carboniferous back arc rifted environment.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句