【物理】电路噪音计量器（噪声计、噪声听度计）

circuit diagram

analog circuit

short-circuit current density【电】

series-parallel circuit【电】

graphite-tube short-circuit furnace

transistor circuit【电子】;transistor circuitry【电子】;transistorized circuit【电子】

Gilbert circuit【电子】

emergency protective circuit arrangement responsive to phase failure