介绍用于维持计量检定工作环境条件的检测保障装置的设计。该装置可实现实验室温度、湿度、静电等测量与控制、具有方便的通讯接口便于与计算机的连接 ,并附加有多点时间控制电路以实现仪器设备提前预热 ,提高工作效率 Describes the design of the test assurance device for maintaining the working environment conditions for metrological verification. The device can measure and control the temperature, humidity, static electricity in the laboratory, and has a convenient communication interface for easy connection with a computer, and adds more time control circuit to preheat the instrument and equipment and improve work efficiency