prefreezing的中文翻译

prefreezing

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1. The method comprises the following steps of: preparing and prefreezing materials, drying the materials by sublimation and desorption under vacuum, and hermetically conserving the materials.: 由以下步骤组成：物料准备、预冻、真空条件下升华干燥和解吸干燥，最后密封保存。

2. The method comprises the following steps of: preparing and prefreezing materials, drying the materials by sublimation and desorption under vacuum, and hermetically conserving the materials.: 由以下步骤组成：物料准备、预冻、真空条件下升华干燥和解吸干燥，最后密封保存。