基本解釋n.[地]流石同根派生 flowstone相關(guān)詞英漢例句We have carried out ~230Th/~234U dating on intercalated calcite samples. The results show that the capping flowstone layer is of an age of 130 ka, and the second one 218 ka. 本文的兩個碳酸鹽巖樣品的~(230)Th/~(234)U年代表明,該地點表層鈣板在約130ka開始形成,第二鈣板層形成的年代爲(wèi)距今218ka。flowstone更多例句