isotope analysis

常见例句

双语例句

• The isotope fractionation effect is primary factor affecting accuracy of hydrogen isotope analysis.
  同位素分馏效应是影响氢同位素准确分析的主要因素。
• Isotope analysis of her hairrevealed that she spent the years before she died in America's westernmountains, which helps detectives concentrate their search.
  对她的毛发同位素分析显示在她被杀之前她在美国西部的山区生活了数年，这将帮助缩小搜索范围。
• "From isotope analysis, we were able to get a good idea of its feeding ecology, and it fits very well at the top of the feeding chain of marine mammals" like polar bears today, she notes.
  “通过同位素的分析，我们已经能够大致掌握它的摄食生态了，而这也很符合位于食物链顶端的海洋哺乳动物的情况”就像现在的北极熊一样，她说。

权威例句

• Tests on the sand they were buried in, using two different dating techniques (thermoluminescence and oxygen-isotope analysis), suggest they are between 70, 000 and 80, 000 years old.
  ECONOMIST: A cave in South Africa may rewrite human history
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