多层次分布式智能决策支持系统
Multilayer distributed intelligent decision suppor
循序间歇式活性污泥法
Central intravenous catheter
压差式传感器
pressure difference sensor
循环再入式光纤陀螺
re-entrant fiber optical gyro
压差式传声器
pressure-gradient microphone
压差式浮箍
differential float collar
压差式流量计
pressure differential meter
differential flowmeter
压差式流量开关
differential pressure flow switches