短語(yǔ)詞組短語(yǔ)covering flux for tundish 中間包覆蓋劑Perlite covering flux 珍珠巖覆蓋劑granular ladle covering flux 顆粒狀鋼包覆蓋劑lead liquid covering flux 液鉛覆蓋劑tundish covering flux 中間包覆蓋劑hot metal covering flux 鋼水覆蓋劑covering flux in tundish 中間包覆蓋劑flux covering 熔劑覆蓋flux -covering 熔劑覆蓋法 返回 covering flux