An intelligent measuring instrument for the determination of liquid concentration with higher performance-cost ratio is introcduecd. The design of hardware, software, testing and accuracy analysis for the instument are reported.

• 摘要主要介绍了一种性能价格比较高的液体浓度智能检测装置，并对此装置进行了硬件、软件设计以及实验测试与精度分析。