GB/T 4129-2025

Active

Acoustics—Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels

声学 用于声功率级测定的标准声源的性能与校准要求

Standard Type
GBT
ICS
17.140
CCS
A59
Status
现行
Issue Date
2025-08-01
Implementation
2026-02-01
Responsible Dept
中国科学院
Drafting Unit
N/A