direct current direct-current amplifier direct-current balancer direct-current distribution direct-current field direct-current generator direct-current motor direct-current neutral grid direct current relay direct-current shift direct-current telegraphy direct-current transmission direct-current voltage direct dialling direct drive direct-drive engine direct-drive motor direct-driven airscrew direct-drive turbine direct dye |
direct current постоянен ток direct-current проводимост за постоянен ток Търсената дума е намерена |