The upper shaft lining of No.1 blast furnace for smelting high TiO2 bearing vanadic titanomagnetite is repaired by forcing and gunning methods.是什么意思_The upper shaft lining of No.1 blast furnace for smelting high TiO2 bearing vanadic titanomagnetite is repaired by forcing and gunning methods.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句