METHODS Tanshinone IIA nano-liposomes were prepared by ultrasonic bath-refining lyophilization method.
方法：用超声-匀浆-冷冻干燥法制备丹参酮IIA纳米脂质体。
The gastric emptying and gastrointestinal transit were measured by lyophilization method and charcoal meal test method, respectively.
采用低压冷冻干燥法测量小鼠的胃排空量，通过营养性碳糊法测量小鼠的胃肠通过量。
Methods Fresh milk method together with traditional lyophilization method and common milk powder method were applied to preserve 86 strains of gonococci.
方法用鲜奶法、普通奶粉法和冷冻真空干燥法三种方法同时保存86株淋球菌。
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