在化工传质传热过程中，在金属表面因为热交换以及 之间的相互作用而形成的金属表面较为致密的垢。
鸡舍的清洁设备和运输工具通常都会有垫料和粪便的积垢。
Poultry house cleaning equipment and vehicles usually have accumulations of litter and feces.
指出了高压水射流除垢是清除糖厂设备积垢的最佳方法之一。
It is pointed out that it is one of the best ways to clear up the scales of equipments in sugar mill.
所以，应经常把空调开到最大挡，通过强劲的风力，把空调内的积垢给吹出来。
So, should always put the air conditioning to maximum block, by the strong wind, the air conditioning inside fouling to blow out.
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