A Complete Collection of 100000 Whys
Fav十万个为什么
为什么蒸馒头要垫纱布？
简单的摘要：蒸馒头垫纱布的原因主要是防止粘连、保持透气性以及方便取放。
1、防止粘连：纱布可以将馒头与蒸屉隔开，防止馒头蒸熟后与蒸屉粘连，确保馒头完整取出。
2、保持透气性：纱布的网状结构有利于蒸汽均匀流通，使馒头受热均匀，避免出现夹生或熟度不均的情况。
3、方便取放：纱布可以吸收馒头底部多余的水分，使馒头底部保持干爽，蒸熟后容易与纱布分离，方便取用。
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