When you want to finish a letter or a book you roll up the scroll and then you put a wax seal at the end of the roll and that seals the book.
当你看完一封信或一本书时，就将书卷卷起，然后在末端用蜡封印，将书封起来。
The sealing strips seal the suction zones towards the roll interior where no vacuum is created.
密封条用于密封朝向（非真空的）辊内部的抽吸区。
Then roll the edges, pinching them to seal.
擀开边缘，再揑紧封口。
The structure and seal principle of the seal components of HAGC cylinder and oil film bearing of backup roll were introduced.
介绍了HAGC油缸和支承辊油膜轴承用密封件的结构和密封原理，对两种大型进口密封进行了国产化研究，并成功用于实际生产中，密封效果良好。
Spread out the beancurd sheets and spoon in some filling mixture. Roll up and seal off with some beaten egg.
将一片腐皮摊开后舀入适量混合馅料，然后包卷起来，用少许蛋液修口。
Spread out the beancurd sheets and spoon in some filling mixture. Roll up and seal off with some beaten egg.
将一片腐皮摊开后舀入适量混合馅料，然后包卷起来，用少许蛋液修口。
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