为研制适用于软质材料磨削的干磨砂纸，通过涂覆特殊的防堵塞材料，利用吸热剂的相转变原理，研制了干磨砂纸超涂层浆料。
In order to produce dry sanding paper applied to soft materials, the slurry coating was prepared by smearing unblocked materials according to the phase change principle of endothermal agents.
地热泵的工作方式与普通的热力泵相同，区别只是地热泵是从地下吸热而不是从空中。在冬季，地热泵会将水与乙二醇(防冻剂)的混合物泵入深入地热井的管道中进行循环。
The Geothermal Heat pump: the pump USES a small amount of electricity to pump a mixture of water and antifreeze through two loops of pipe in the ground Paul wootton.
在冷冻系统中，液体冷冻剂快速蒸发而吸热产生冷却效果。
In a refrigeration system, the cooling is produced as the rapid evaporation of the liquid refrigerant absorbs heat.
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