constant rate period是什么意思

用法例句

During the strap surface coating drying solidification technical process, compared with other drying method, application of infrared ray drying has compact drying hearth, short,of drying period, high of heat efficiency, easy to regulating temperature etc, it has remarkable energy saving effect.

在带材表面涂层烘干固化的工艺过程中,采用红外加热干燥与其它干燥方法相比,不但具有烘道结构紧凑、干燥周期短、热效率高、调温容易等特点,且具有显著的节能效果。