火场供水设备水力特性试验装置系统的研究公安部上海消防科研所闵永林，邱洪芳等［续上期］（２）解决的关键技术根据火场供水设备水力特性试验控制和数据处理的要求，对管路中的压力、流量进行监视和自动控制，要求对压力信号、流量信号的采样精度高，电动阀门的微调能力... Ministry of Public Security Shanghai Fire Research Institute Min Yonglin, Qiu Hongfang, etc. [Continued on the last issue] (2) to solve the key technologies According to the fire water supply equipment, hydraulic characteristics of test control and data processing requirements of the pipeline Pressure, flow monitoring and automatic control, the pressure signal, the flow signal sampling accuracy, electric valve fine-tuning ability ...