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衡(heng)器(qi)通(tong)常是指日常生(sheng)活和工業生(sheng)產中的計量器(qi)具，主(zhu)要有(you)臺秤(cheng)(cheng)、平臺秤(cheng)(cheng)、汽車(che)衡(heng)和一些特殊(shu)的衡(heng)器(qi)（如(ru)皮帶(dai)秤(cheng)(cheng)、檢(jian)(jian)重秤(cheng)(cheng)、配(pei)料(liao)秤(cheng)(cheng)等）。衡(heng)器(qi)在日常生(sheng)活主(zhu)要用(yong)于貿易結算。衡(heng)器(qi)在工業生(sheng)產中主(zhu)要用(yong)于配(pei)料(liao)、料(liao)位檢(jian)(jian)查、測力、檢(jian)(jian)重、包(bao)裝等。下(xia)表是衡(heng)器(qi)分類。 衡(heng)器(qi)原(yuan)理：