Study on the Influencing Factors and Filling Ability of Magnesium Alloys in the Lost Foam Casting(LFC) with Vacuum and Low Pressure是什麼意思_Study on the Influencing Factors and Filling Ability of Magnesium Alloys in the Lost Foam Casting(LFC) with Vacuum and Low Pressure在線翻譯_英語_讀音_用法_例句