常見例句雙語(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.冶金硅是生產(chǎn)有機(jī)硅和電子用硅的重要原材料，需精煉處理以降低其中的雜質(zhì)。www.csu.edu.cn 返回 oxidizing refining