速示电流计 dead-beat galvanometer

电示转速计 electric tachometer

转向速率指示计 rate of turn indicator

指示空速计 indicated air speed indicator

慢扫速示波计时电位法 slow sweep oscillographic chronopotentiometry

速示检流计 dead beat galvanometer

地震加速指示计 seismic acceleration indicator

垂直速度指示计 vertical speed indicator

速度指示计读数 velocity indicator reading