Số hiệu tiêu chuẩn
NF S31-111*NF EN ISO 9295
Tên tiêu chuẩn
Acoustics - Determination of high-frequency sound power levels emitted by machinery and equipment
Ngày phát hành
2015-07-03
Tiêu chuẩn tương đương
EN ISO 9295:2015,IDT * ISO 9295:2015,IDT
Tiêu chuẩn liên quan
ISO 3741 * ISO 3744 * ISO 6926 * ISO 9613-1
Thay thế cho
NF EN 29295:199202 (S31-111)
Từ khóa
High frequencies * Reverberation * Sound sources * Acoustic testing * Level * Filling heights * Acoustic * Acoustic absorption * Testing conditions * Sound power * Sound levels * Acoustic measurement * Noise control (acoustic) * Noise (environmental) * Office equipment * Sound * Sound intensity * Data processing equipment * Sound absorption * Acoustics * Levels