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International Standard Category: Motion picture equipment

JB/T 7809-2005    Characteristic parameter and measurement of projection screens
放映银幕特性参数和测定方法;
Category No.:37.060.10 Valid Status:valid
Issued Organization:NDRC Issued Date:2005-9-23
Implemented Date:2006-2-1 Abolished Date:
Superseded Standard.: Superseded Date:
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