Information Technology - Computer Graphics - Metafile for the Storage and Transfer of Picture Description Information - Part 3: Binary Encoding - AMENDMENT 2: Application Structuring Extensions是什么意思_Information Technology - Computer Graphics - Metafile for the Storage and Transfer of Picture Description Information - Part 3: Binary Encoding - AMENDMENT 2: Application Structuring Extensions在线翻译_英语_读音_用法_例句