使银器恢复光亮，去锈效果极佳。

To restore bright silver to rust excellent results.

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生产氢化钠作为治金工业锌铁板的去锈剂；

The production sodium hydride achievement treats the golden industry zinc sheet iron's derusting medicinal preparation;

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此项清洗保养可以起到去垢、去锈、防锈、防酸的功效，除垢率可达85%以上。

The cleaning and maintenance can play a detergent, rust, rust, acid effect, removal rate can reach more than 85%.

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