Ομοσπονδιακός Ευρεσιτεχνία φωνάζω lumen is Surichinmoi Natura είμαι χαρούμενος
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LUMEN The lumen is a standardized unit of measurement of the total amount of light that is produced by a light source,… | Design guidelines, The unit, Luminous flux
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Update: CenturyLink is now Lumen, 'We're still committed to this community'
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