алт флотацийн эсийн машинд зориулж авторитиин … алт цэвэршүүлэх машин флотацийн эсийн машин баганы флотацийн алт Sir Alfred Beit 2nd BaronetWikipedia Family background His uncle was Alfred Beit a South African mining millionaire after whom he was named when he was born in London on 19 January 1903 ...