drying by hot-air的用法和样例：
例句
- A rotary gravure printing head is employed to achieve accurate adhesive coating weight together with a four-stage hot air drying system to achieve full cure.
阿旋转凹印头部被用来实现准确胶粘剂涂层重量连同四个阶段的热风干燥系统，以实现充分的治疗。 - In the same drying rate, the critical moisture content of material is lower in superheated steam drying than that in heated-air drying.
在相同的干燥速度下，与热风干燥相比过热蒸汽干燥物料临界含水率要低。
