air convection drying

例句：

1. 1. The process of air convection drying is crucial for the preservation of food.
   空气对流干燥过程对于食品保存至关重要。
2. 2. Air convection drying is an effective method for removing moisture from materials.
   空气对流干燥是一种有效的去除材料中水分的方法。
3. 3. During air convection drying, the material is exposed to hot air and forced air circulation to achieve the desired drying effect.
   在空气对流干燥过程中，材料暴露于热空气和强制空气循环中，以实现所需的干燥效果。