本文介绍以微型计算机为核心．由传感器、变送器等设备组成的冰箱压缩机内部性能自动测试系统的基本结构．重点论述了系统的硬件和基本电路及其软件的实现． This article describes the microcomputer as the core. By the sensor, transmitter and other equipment composed of refrigerator compressor internal performance of the basic structure of automatic test system. Focus on the system hardware and basic circuit and its software implementation.