China National Standards

China Acoustics―Reference GB Standards List

  •  China "Acoustics―Reference" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 4854.6-2014 Acoustics―Reference zero for the calibration of audiometric equipment―Part 6: Reference hearing threshold levels for test signals of short duration
    声学 校准测听设备的基准零级 第6部分：短时程测试信号的基准听阈    		 China National Standards
    Acoustics―Reference
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