亲地壳元素中的主成分元素在有沙尘天气时，其富集因子也偏高。

The enrichment factor of mainly absorbent element is also high under dust and sand weather conditions.

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对铁基合金可见光谱线进行了计算机模拟，研究了基体元素铁和各成分元素的可见光谱特征。

By the help of computer simulation of visible spectrums, the characteristics of visible spectrums of matrix element fe and other elements of ferroalloys were investigated.

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对铜合金可见光谱线进行了计算机数字模拟处理，研究了基体元素铜和各成分元素的可见光谱特征。

The visible spectrum characteristics of the copper matrix and component in Cu-based alloy were(studied) with computerized digital simulation processing technique.

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