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Стандарты BSI

BS EN 81-21:2018

Действует

Safety rules for the construction and installation of lifts. Lifts for the transport of persons and goods. New passenger and goods passenger lifts in existing building — 38 стр.

Описание Изменения Ссылки Версии

ICS

91.140.90 Lifts. Escalators / Лифты. Эскалаторы