Số hiệu tiêu chuẩn
EN 20354/A1
Tên tiêu chuẩn
Acoustics - Measurement of sound absorption in a reverberation room; Amendment 1: Test specimen mountings for sound absorption tests (ISO 354:1985/AMD 1:1997)
Ngày phát hành
1997-06-00
Tiêu chuẩn tương đương
DIN EN 20354/A1 (1997-10), IDT * BS EN 20354 (1987-02-27), NEQ * NF S31-003/A1 (1997-09-01), IDT * ISO 354 AMD 1 (1997-06), IDT * SS-EN 20354/A1 (1997-12-12), IDT * UNE-EN 20354/A1 (1998-11-18), IDT * NEN-ISO 354:1989/A1:1997 en (1997-01-01), IDT
Từ khóa
Acceptance (approval) * Acoustic absorption * Acoustic measurement * Acoustic testing * Acoustics * Building acoustics * Coefficients * Construction * Cutoff * Definitions * Erecting (construction operation) * Measurement * Measurement circuits * Measuring frequencies * Principle of measurement * Representations * Results * Reverberation * Reverberation rooms * Rooms * Sound * Sound absorption * Sound absorption coefficient * Sound energy * Sound sources * Test object * Testing * Tests