Programmed cooling method: The glycerol and Dimethylsulfoxide, as cryoprotective agents, were mixed with COC1 cells suspensions at different concentration, respectively.
程序降温法：以甘油和二甲基亚砜为低温保护
，分别以不同的比
到含有细胞悬液的冻
管中。
的一种)Programmed cooling method: The glycerol and Dimethylsulfoxide, as cryoprotective agents, were mixed with COC1 cells suspensions at different concentration, respectively.
程序降温法：以甘油和二甲基亚砜为低温保护，分别以不同的比到含有细胞悬液的冻管中。
By studying the influences of co-solvents on the film forming properties of PLA/PVA blend membranes, dimethylsulfoxide (DMSO) was chosen as the better co-solvent.
通过考察不同的
对混膜成膜性能的影响，确定二甲基亚砜(DMSO)是制备PLA/PVA混膜优良的。
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