The mineral medium contains nitrate as the sole nitrogen source and ethanol as carbon source making the soft semisolid medium.

在无机盐基础中以硝酸盐为氮源，以乙醇为碳源制成软半固体培养基。

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The formation of arsenate minerals shows the intimate relation to mineral constitutes of the primary ores, climatic conditions and medium conditions etc.

砷酸盐矿物的生成与原生矿石的矿物成分及其数量、气候条件和介质条件等因素密切相关。

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Analysing heavy mineral, etheral mineral, micro mineral to know the source of supply and water medium.

利用重矿物、轻矿物、微量元素等资料进行物源分析及水介质条件分析；

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