What Happened: He used heat to concentrate wine in order to make it easier to transport, with the idea of adding water to reconstitute it when he arrived.
经过：他用加热的方法提纯葡萄酒以便运输，打算到达目的地后再兑水还原。
2
Vehicles used to transport perishable food products should be well insulated to retard the flow ofheat through their walls.
用于运送易腐食品的车辆一般都要有很好的隔热效果，从而减缓通过车身进行热传导。
3
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.