7、ratedcircuit,whichmakesitfunctionbetterandrunmoreconvenientlywhenputintopractice.Furthermore,notonlycanitachievethegoalsofmanifestingandregulatingthetemperature,butalsoit can becontrolled.Andithasmuchofvaluetoapplyandpopularizeinotherfields.KEYWORDS:Vegetable,Temperatur