差压比差压物位传感器differential pressure: 分压,不均匀压力。 ratio: n. (pl. ratios) 1.比,比率,比值;比例 ...critical pressure differential ratio: 临界压差比differential ratio: 差分率pressure differential: 压差; 压降; 压力差下载手机词典可随时随地查词查翻译