differential pressure indicator 差压指示器 ; 压差指示器 ; 压差表

DPI Differential Pressure Indicator 压差指示器

differential oil pressure indicator 差速器机油压力指示器

Differential Pressure Indicator switch 差压显示开关

cabin differential pressure indicator 座舱压差表

bellows differential-pressure indicator 膜盒式差压指示计

differential pressure airspeed indicator 压差式空速表

differential-pressure airspeed indicator 压差式空速表

differential pressure liquid level indicator 压差液面计