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PROCEDURE FOR THE WITHDRAWAL OF THE REDUCTION OF JONES, SEPARATE CATEGORIES, IN SIGHT-SIGHT MEASURES AND THE RECOVERY ORDER
PROCEDURE FOR THE WITHDRAWAL OF THE REDUCTION OF JONES, SEPARATE CATEGORIES, IN SIGHT-SIGHT MEASURES AND THE RECOVERY ORDER
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机译:撤回以减少视力为目的的视力矫正措施,单独类别,视察措施和恢复令的程序
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摘要
Metal heating electrodes of melting furnaces are protected against reduction of ions from a silicate melt by superposition of DC current on the AC heating current and by forming and maintaining on these electrodes a passivation layer with a higher electric specific resistance than the resistance of the melt.
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