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luminofoorlambi lahendustoru pinna külmim punkt, mis määrab elavhõbedaauru rõhu lahendustorus, coldest point on the discharge tube that determines the Hg pressure in the discharge tube
külm punkt . Valgustehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//valgus/k%C3%BClm%20punkt/1/est (20.06.2026)
