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衡(heng)(heng)器(qi)通常(chang)是指日(ri)(ri)常(chang)生(sheng)活和(he)(he)工(gong)(gong)業(ye)生(sheng)產(chan)中(zhong)的計量器(qi)具，主要(yao)(yao)(yao)有臺(tai)秤、平臺(tai)秤、汽車衡(heng)(heng)和(he)(he)一些特殊(shu)的衡(heng)(heng)器(qi)（如皮帶秤、檢重(zhong)秤、配料秤等）。衡(heng)(heng)器(qi)在日(ri)(ri)常(chang)生(sheng)活主要(yao)(yao)(yao)用于(yu)貿易結算。衡(heng)(heng)器(qi)在工(gong)(gong)業(ye)生(sheng)產(chan)中(zhong)主要(yao)(yao)(yao)用于(yu)配料、料位檢查、測力(li)、檢重(zhong)、包裝等。下表是衡(heng)(heng)器(qi)分類。 衡(heng)(heng)器(qi)原(yuan)理：