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本文扼要叙述1英寸磁带录象系统螺旋扫描格式美国国家标准(草案)的制定背景、过程及其内容。对三种格式的特点及其前景进行综合评述。
This article summarizes the background, process, and content of the development of the U.S. national standard (draft) for the helical scan format for a 1-inch tape video recording system. The three formats of the characteristics and prospects for a comprehensive review.