trace element composition
trace element composition
微量元素组成
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The major compositions of amphibole in the granites, trace element composition and isotopic composition of granites were effective index to distinguish different metallogenic granitic bodies.
角闪石的化学成分及不同成矿岩体的微量元素和同位素特征是区分区内两类不同成矿岩体的有效判别标志。
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