Freeze-dried technology is a high level and wide range technology in the field of drying food.

冻干技术是食品干燥技术领域中科技含量高、涉及面广的一门技术。

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Researches of mechanism equipments, especially one of which is the heat state of hot wind furnace, related with drying food supplies have become crucial.

与粮食烘干相关的各种机械设备的研究，特别是热风炉热工性能的研究成为很棘手的问题。

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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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Additionally, GPFA supports entrepreneurs through training and seed capital in nursery, solar food drying and beekeeping ventures.

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There are reports of food shortages, hoarding and a drying up of investment.

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The drying and cooling of the Younger Dryas adversely affected the food supply of hunter-gatherers.

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