该专利由西北轻工业学院自动控制工程系于大元副教授设计完成 ,是一项用于测定啤酒、酒精、果汁等食品饮料密度、糖度的自动化仪表装置 ,其核心在于采用了传感器技术及计算机技术 ,能够较好地实现对食品饮料密度、糖度的在线自动、连续、实时、快速检测 ,其测定精度较高 ,测定 The patent by the Northwest Institute of Light Industry, Department of Automatic Control Engineering, completed an associate professor of design, is an application for the determination of beer, alcohol, fruit juice and other food and beverage density, sugar degree of the automated instrumentation, the core lies in the use of sensor technology and computer technology, Which can realize on-line automatic, continuous, real-time and rapid detection of the density and the sugar content of the food and beverage with high determination precision. The determination