watt-hour efficiency watt-hour meter watt-hour metre wattless wattless compo watt-second constant watt's governing wave wave acoustics wave amplification wave amplitude wave analises wave angle wave antenna wave attenuation wave band wave changer wave-changing switch wave clutter wave-corpuscle duality |
watt-hour efficiency ватчасов коефициент на полезно действие Търсената дума е намерена |