常見(jiàn)例句雙語(yǔ)例句Metallurgical grade silicon is raw materials for organic and electronic uses. The impurities should be reduced through refining treatment, the method of oxidizing is priority now.冶金矽是生産有機(jī)矽和電子用矽的重要原材料，需精鍊処理以降低其中的襍質(zhì)。www.csu.edu.cn 返回 oxidizing refining