The results showed that not only could the same dry efficiency as the dry retort be obtained,but also could the product aging during drying in the retort be prevented by the thin-film vaporizer.

• 结果表明，薄膜干燥工艺不仅可达到釜式干燥同样的干燥效率，而且可以防止釜式干燥过程中产品的老化。