Results showed that moisture content was mostly removed during sublimation period of freeze-drying, while rapidly dropped during earlier period of air-drying and gradually decreased during vacuum belt drying.

• 结果表明：真空冷冻干燥物料中的大部分水分在升华阶段去除，热风干燥初期水分含量迅速下降，真空带式干燥物料水分随时间延长呈比较均匀的下降。