ScienceDaily (Dec. 20, 2010) —Study suggests that trace amounts of water created oceans on Earth and other terrestrial planets, including those outside the solar system.
《每日科学杂志》(2010年12月20日)——研究表明微量的水创造了地球和其他类地行星上的海洋,包括那些在太阳系以外的类地行星。
When the model is applied to study the behaviors of trace elements and stable isotopes in the assimilated fractional crystallization process, the results are consistent with the previous AFC model.
运用本文多源多汇模型研究岩浆同化-分异结晶过程中微量元素和稳定同位素的行为，所得的结果与前人AFC模型结果一致。
Objective: to study relation between children with recurrent respiratory trace infection and zine, selenium in serum.
目的：了解反复呼吸道感染与血清中微量元素锌、硒含量的关系。
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