Title: Funkt︠s︡ionalʹnyĭ kontrolʹ i diagnostika ėlektrotekhnicheskikh i ėlektromekhanicheskikh sistem i ustroĭstv po t︠s︡ifrovym otschetam mgnovennykh znacheniĭ toka i napri︠a︡zhenii︠a︡
Subjects: Electric apparatus and appliances, Testing