Test Equipment for the Production of Aluminum by Carbothermic Reduction of Aluminum-bearing Materials with the Aid of Subhalide Decomposition under Vacuum是什么意思_Test Equipment for the Production of Aluminum by Carbothermic Reduction of Aluminum-bearing Materials with the Aid of Subhalide Decomposition under Vacuum在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句