声波测高计 sonic altimeter ; sound ranging altimeter ; soundaltimeter

回波测高计 alexanderson altimeter ; [测] reflection altimeter ; echo altimeter

分米波测高计 decimeter height finder ; declmetric height finder ; decimetric height ; finder

超声波测厚计 ultrasonic thickness gage ; ultrasonic thickness meter

超声波测量计 ultrasonic gage

超声波动测速计 ultrasonic fluctuation velocimeter

镜测检流计示波图 mirror galvanometer oscillograph

音波测压计 Acoustic piezometer

波登测压计 Bourdon Gauge