该蛇绿岩有高的稀土和微量元素丰度，表明其来源于富集地幔。
This ophiolite has higher REE and trace element abundances, suggesting it was derived from the enriched mantle.
研究了稀土和微量元素对鸡胚生长发育的影响及吸收分布情况。
To investigate how rare earth and trace elements affect the growth of embryo, its absorption and distribution, Hailan strain eggs were used as the experiment material.
石炭纪酸性火山岩的稀土和微量元素地球化学特征与陆内流纹岩相似。
The silicic volcanic rocks of Carboniferous times has similar REE and trace elemental geochemistry as continental rhyolite.
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