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酶是一种生物活性蛋白质，可经过什么手段使其钝化？
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利用假死原理的食品保藏方法是一种具有什么性质的措施？
The words and phrases inbluebelow are used in the reading passage on pages 5-6. Complete each sentence with the correct word or phrase.If something is _____________. It is wonderful and very rare.
When you ____________somewhere, you get there from somewhere else.
A _____________ is a group of people who work together, for example, on a ___________.
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