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A multiphase system is formed from glass melt , molten tin and protective gases in tin bath . The oxidation-reduction reactions take place between interfaces of every two phases . 在錫槽內(nèi)，玻璃液、錫液和保護氣體構(gòu)成一個多相體系，各相界面都進行著復(fù)雜的氧化、還原反應(yīng)。