Extraction of the juice should be done rapidly to avoid oxidation and maceration. It consists of the following operation.

提取葡萄汁应当迅速，避免氧化和浸渍。它包括以下操作。

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At the dried mango production line, sliced mangoes are washed again to avoid oxidation and on straight to the mechanical dryer.

在进入芒果干燥的出产线前，切好的芒果条将再清洗一次以防止氧化，然后直接进入干燥机。

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The use of cryogenic nitrogen gas jet to reduce the temperature of cutting zone and to avoid oxidation wear of tool in high speed milling titanium alloy was presented.

为降低切削区温度、防止刀具的氧化磨损，提出在低温氮气射流条件下进行钛合金的高速铣削加工。

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While Mr. Conway keeps the exact technique a secret, he said this recipe will do. (It does.) He recommends using up the infusion within a year to avoid oxidation, though it's doubtful you'll have any left after a week.

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