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介绍磁盘机磁头从感应式向双元件薄膜式的发展,以及双元件薄膜磁头的原理、结构、制备工艺、发展前景。
Introduce the development of magnetic head of magnetic disk drive from sensor to dual element film, as well as the principle, structure, preparation technology and development prospect of dual element thin film magnetic head.