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Hygienic standards for seat arrangement and illumination in classroom with television
Translate name
STANDARD published on 22.2.1988
Designation standards: GB 8772-1988
Note: WITHDRAWN
Publication date standards: 22.2.1988
SKU: NS-1179415
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-01-11 (Number of items: 2 254 176)
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