Yaya thermometer ke aiki? Duk yana farawa da firikwensin.Sabanin ma'aunin zafi da sanyio mai cika ruwa da ma'aunin zafi da sanyio na karfe bi-metal, ma'aunin zafin jiki na dijital yana buƙatar firikwensin.Waɗannan na'urori masu auna firikwensin duk suna samar da ko dai irin ƙarfin lantarki, na yanzu, ko resis ...