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| GB/T 3557-1994 Specification of audio-visual environment for cinema theatres (English Version) |
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Detail of GB/T 3557-1994
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Introduction of GB/T 3557-1994
本标准规定了电影院观众厅建筑所提供的视听环境(含放映机房)应符合的技术要求。本标准适用于放映单声道或立体声35 mm普通银幕、变形宽银幕、遮幅宽银幕电影和70 mm宽银幕电影的电影院，以及其他室内放映场所。
Contents of GB/T 3557-1994