GB/T 17247.2-1998

Acoustics--Attenuation ofsound during propagation outdoors--Part 2:General method of calculation

NORMA vydána dne 18.3.1998

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The information about the standard:

Designation standards: GB/T 17247.2-1998
Publication date standards: 18.3.1998
Country: Chinese technical standard
Kategorie: Technické normy GB