【判断题】Software viruses are viewed as the most important information technology issue that companies face today.
【判断题】自耦变压器的两侧绕组间不仅有磁的耦合,还有电的直接联系。
【单选题】The software means you can put your face over the face ______ president.
【简答题】software with face recognition ability include: ( ) 、( )?( )、( )( )。