luminous efficiency sound of pronunciation

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luminous efficiency in Hindi：ज्योति दक्षता; दीप्‍त दक्षता

Neighbors

"luminous" sound, "luminous body" sound, "luminous column" sound,

"luminous density" sound

"luminous edge" sound

"luminous emittance" sound

"luminous energy" sound

"luminous flame" sound

"luminous flux" sound