In a report on the elements published this year, the British Geological Survey put their naturalabundance on the same level as copper or lead.
英国地质调查局今年发表的一份报告声称，英国境内稀土金属的蕴藏量与铜，铅的储量一样丰富。
2
This approach underpins much of my research on energy and nutrient flux, and has involved both naturalabundance and enriched isotope tracing techniques.
该方法巩固了对于我在能量和营养流的研究，并结合了自然丰度和浓缩同位素跟踪技法。
3
While he obviously had an abundance of natural talent, the final, polished work that he gave to the world was the result of years of practicing, rewriting and reading.