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DD 22:1972

Заменен
Recommendations for the co-ordination of dimensions in building. Tolerances and fits for building. The calculation of work sizes and joint clearances for building components
DD 22:1972
Заменен
BS 6954-3:1988
Действует
BS 6954-2:1988
Действует
BS 6954-1:1988
Действует