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Elektr energiyadan foydalanish:
- uyingizning elektrenergiya bilan ta’minlash manbai (TES, kotelniy)
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- sizning oilangiz bir oy mobaynida qancha elektr energiya ishlatadi va qancha pul to‘laydi
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- qanday ma’ishiy texnikadan, yoritish manbalarida (cho‘g‘lanma yoki lyuminessenli)
foydalanasiz
