tayyorishlar

Mahsulot tavsifi

Determination of noise intensity for various sources and studying sound insulation properties of materials for protection against occupational hazards

#noise intensity#vibration sources#sound insulation

Muallif

Sotuvchi 7191Tasdiqlangan muallif
Hujjatlari
32 117
Sotilgan
1 114

O'xshash hujjatlar