Revealing how refrigeration? fridge freezer refrigeration mode

<P> Experts said that it normally refrigerator refrigeration 3: </ P> <P> The first is the direct cooling type: freezer drawers can be seen between the rows of cooling pipes, no refrigerator drawers .The outer pipe in the freezer interior lamps. .Direct-cooled refrigeration technology is the most early, the advantage of simple structure, low cost, easy to dry the Preservation of food better, the disadvantage is the inside temperature is not uniform. .</ P> <P> second is air-cooled: refrigeration shall be hidden, use the fan to blow into a freezer and refrigerator cold, the advantages of uniform temperature inside the refrigeration efficiency (similar to the cooling water blow .fast the truth), but the complex structure, high cost. .</ P> <P> third straight cold mixed: the use of the advantages of the two refrigeration, freezing room with air-cooled, cold rooms with direct cooling. .In this way technology is complex and rare. .</ P>.