Weight loss method, extraction and absorption photometry were adopted, the measurement results of these means were compared.

采用减量法、萃取法以及吸收光度法进行了组分测定，对比各方法的测定结果。

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Weight loss method, extraction and absorption photometry were adopted, the measurement results of these means were compared.

采用减量法、萃取法以及吸收光度法进行了组分测定，对比各方法的测定结果。

youdao