降速阶段 meaning in English

falling-rate period drying

Abstract : according to analysis of drying characteristics of granular product , the paper dscribed analytical solutions on a single grain with two falling rate drying stages during corresponding falling rate drying periods of deep - bed drying process the changes of drying and physical parameters ， and their corresponding relation were discussed . a mathematical model was developed and analytical result was presented by computation . the potential application of this analytical solution was alsogiven in this paper
文摘:通过对颗粒物料的干燥特性分析,给出单一粒体降速干燥具有二段性的物料在深床干燥过程各降速阶段的解析式；讨论诸干燥参数及物性参数的变化和相互关系，建立数学模型,采用计算方法,示出解析结果以及这一解析方法的应用。