Txhua tus huab cua huab cua muaj qee qhov ntau ntawm cov dej vapor. Tam sim no, xav txog cov huab cua li ib qho loj loj, me ntsis noo noo. Yog tias peb nyem tus txhuam hniav nyuaj heev, cov dej nqus dej kom nqus tawm. The same happens when the air is compressed, which means the concentration of water increases and these water vapor condenses into liquid water. To avoid problems with the compressed air system, using the post cooler and drying equipment is required.
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