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目前,人类已经进入以计算机和现代通信技术为主要特征的信息时代,磁性材料的应用趋势开始从与电力有关的领域转向与信息有关的领域。现代科技领域乃至人们的日常生活中已开始大量使用磁带和磁盘存
At present, human beings have entered the information age characterized by computers and modern communication technologies. The trend of application of magnetic materials has started to shift from electricity-related fields to information-related fields. Modern technology and people’s daily lives have begun to make extensive use of tapes and disk storage