'Invaders' such as wind, cold, heat, dampness, dryness factor into illness, so can five phases known as fire, earth, metal, water and wood.
风、寒、暑、湿、燥等“外敌”会致病，而金、木、水、火、土的五行不调也会让人生病。
2
Has the harmonic taste, heatdryness role.
具有调和脾胃、清热润燥作用。
3
At a given air inlet condition and airflow rate, meanwhile, dryness of air outlet was required, proper heat-transfer area and matching refrigeration system are obtained through calculating.