基本解釋[地球科學(xué)]銥異常[化學(xué)]銥異常[生物學(xué)]銥異常英漢例句雙語例句The dating of the stable isotope of the egg shell and the enrichment anomaly of Iridium is used to inquire into the extinction of the dinosaurs.利用測定蛋殼的穩(wěn)定同位素和銥元素富集異常探討恐龍絕滅；After discovery of iridium anomaly in Early Cambrian stone coal in Hunan province, scientistsbegan to guess the possibility of a meteorite impact event from geochemical aspects.湖南省早寒武世石煤層的銥異常發(fā)現(xiàn)之後，人們紛紛從地球化學(xué)方麪推測一次隕石撞擊事件的可能性。權(quán)威例句Eubrontes giganteus, for example, is there a mere 10, 000 years after the iridium anomaly.ECONOMIST: The rise of the dinosaursBoth an iridium anomaly and a fern spike appear in rocks at the end of the Triassic, too.ECONOMIST: The rise of the dinosaursiridium anomaly更多例句專業(yè)釋義地球科學(xué)銥異常化學(xué)銥異常生物學(xué)銥異常