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.

 
  • 結果表明:真空冷凍干燥物料中的大部分水分在升華階段去除,熱風(fēng)干燥初期水分含量迅速下降,真空帶式干燥物料水分隨時(shí)間延長(cháng)呈比較均勻的下降。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan