Volume of air required in Drying-More air is required to conduct heat to the food to evaporate the water present than is needed to transport the vapor from the chamber.

干燥中所需空气的体积——将热传给食品使所含水分汽化所需要的空气量要多于将蒸汽运走离开干燥室所需要的空气量。

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The air has become more humid in spring, making it more difficult to keep up with the traditional practice of drying fish

春天，空气变得更潮湿，加大了按照传统方式晒鱼干的困难。

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For more complete information on air drying flowers see "Working with Dried flowers" in the floral instruction section of this site.

需要更多信息，请打开“制作干花”去看看，本网站关于养花的教程。

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Also consider long-acting decongestant sprays or tablets, which help keep blocked nasal passages open when cabin pressure changes during take-off and landing. (Decongestant can be overly drying in airplane cabin air so consider saline solution, too).

BBC: The flu is a frequent traveller