Using the traditional electrolysis refining technology, impurities contained in silver positive plate would affect the quality of pure silver product directly or indirectly.
采用传统的电解精练工艺，粗银所含杂质直接或间接地影响纯银产品的质量。
Using the traditional electrolysis refining technology, impurities contained in silver positive plate would affect the quality of pure silver product directly or indirectly.
采用传统的电解精练工艺，粗银所含杂质直接或间接地影响纯银产品的质量。
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