This test is usually used for determining the content of inorganic impurities in an organic substance.

该检验通常用用检测一个有机物质中的无机杂质的含量。

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This test is usually used for determining the content of inorganic impurities in an organic substance.

该检验通常用用检测一个有机物质中的无机杂质的含量。

youdao