In addition, the paper in the paper mill in the manufacturing process, as the electrolyte, such as mehanesulfanae, mingfan, and so less, sizing gompound too much, some filler (for example, kaolin, etc.) during periods of low levels, then, paper in drying, calendering, under high temperature and pressure, the effect of the paper with high voltage static electricity.
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Moisture welts: Wrinkles in a paper roll caused by moisture absorption after drying.
水痕：纸卷在干燥后吸收水份而起皱的情况。
In this paper, the general drying process and the working principles of heat pump dryer are discussed, and the design of a set of heat pump drying equipment is described.
本课题根据热泵干燥机的工作原理以及对干燥过程的研究，自行设计并组装了一套热泵干燥装置。
If you are really worried about catching germs in a public restroom, make sure you use the provided paper towels for reasons other than drying your hands.
如果你真的担心捕捉细菌在公共休息室，确保你使用的是提供的纸巾以外的原因烘干你的手。
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