【摘要】 在生产过程自动控制领域中 ,用 1台仪表同时进行温度、压力、流量等参数测量的多变量变送器是非常重要的 ,介绍了多变量变送器的工作原理、结构 ,讨论了二线制变送器的设计难点。更多还原

【Abstract】 In the field of auto-control process,it is very important to measure pressure,temperature and flow with one meter.The construction and operational principle of multi variable transducer are described and the problem on how to make it is given.更多还原