【判断题】硬盘有多个盘片,并且每一个盘片上面都有各自的录放磁头。
【判断题】Expert systems use a type of database known as a knowledge base in order to provide assistance to users.
【判断题】硬盘有多个盘片,并且每一个盘片上面都有各自的磁头。
【单选题】下列关于指示性抬头汇票的转让,表述正确的是()。
【判断题】Expert systems use a type of database known as a expert base in order to provide assistance to users.