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The preparation method of oxalic acid from beet residues with a hydrolysis-oxidation-hydrolysis process was studied.
研究了以甜菜渣为原料用水解-氧化-水解法制取草酸的工艺方法。
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The present invention relates to red beet cola and its preparation process.
本发明涉及红甜菜可乐及其制备方法。
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