耶格则坚决维护这个年代，称在这一位置发现的其他化石和岩石中的磁场细节都支持所作的解释。
Jaeger defended the ages, noting that other fossils they discovered at the site and magnetic details in the rocks supported their interpretation.
—洛斯阿拉莫斯国家实验室的地质学者沃德·盖布·瑞尔采集化石挖掘地点上层和下层的火山土壤层分析测定其年代在440万年前。
Geologist Giday WoldeGabriel of Los Alamos National Laboratory was able to use volcanic layers above and below the fossil to date it to 4.4 million years ago.
在上世纪70年代，和最近这些年一样，化石燃料的高价格引起对可再生能源的兴趣不断增加。
In the 1970s, just as in recent years, high prices for fossil fuels led to rising interest in renewables.
报道马坝人地点南支洞次生碳酸盐岩和骨化石样的铀系年代。
This paper reports the U-series dating results of calcites and mammalian fossils from Southern Branch Cave of Maba hominid site.
年代初，北京城建设计院等完成液化石油气移动式气压焊轨技术的研究和应用。
In the early 1980s, the Beijing urban construction design completed liquefied petroleum gas (LPG) mobile pneumatic rail welding technology research and application.
年代初，北京城建设计院等完成液化石油气移动式气压焊轨技术的研究和应用。
In the early 1980s, the Beijing urban construction design completed liquefied petroleum gas (LPG) mobile pneumatic rail welding technology research and application.
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