以这四种胶原提取液为母液，使用真空冷冻干燥法，得到相应的胶原海绵。
Making the extracted four kinds of collagen as original liquid, we obtained the corresponding collagen sponge by vacuum freeze-dry.
该文较系统研究并比较了包括真空冷冻干燥法、水浴固化法和喷雾干燥法在内的几种固体蜂蜜制备工艺。
In this paper, several kinds of technology including vacuum freeze drying, water-bath solidifying, spray drying, and their condition were studied to prepare for solid honey.
结果：采用真空冷冻干燥法加工成的天麻中天麻素的含量明显高于使用传统的水煮烘干法加工成的天麻，外观品质好。
RESULTS: The content of gastrodin of Rhizoma Gastrodiae processed by vacuum freeze drying was significantly higher than that by boil with water and oven drying.
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