Measurement of airborne noise emitted by machines; enveloping surface method; machines and equipment for the manufacture of concrete blocks, slabs, pipes and prefabricated elements— 14 стр.
91.220 Construction. Including scaffolding, mixers for concrete and mortar, etc. / Строительное оборудование. Включая строительные леса, бетоносмесители и мешалки для строительных растворов и т.д.
17.140.20 Noise emitted by machines and equipment / Шум от машин и оборудования
