Meaning of word 冻干
Writing Sheet
Word
Pinyin dòng gān
Phonetic Notation ㄉㄨㄥˋ ㄍㄢ
word Meaning

◎ 冻干 dònggān

[freeze-dry] 在高真空下以冻结状态干燥,为此水或其他冻干溶剂快速升华,剩下多孔固体