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The separation of raw and cooked case boards is beneficial to prevent cross-contamination of food by bacteria. ( )
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The problem of food counterfeiting driven by economic interests does not exist only in China, in fact, it has prevailed in different periods of development all over the world. ( )
The strain used in beer fermentation is ( ).
The bitterness and antiseptic ability of beer mainly come from which raw materials in beer.( )
The general fermentation temperature of lager beer is ( ).
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