China Acoustics--Low frequ GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
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2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 22159.5-2017 Acoustics and vibration—Laboratory measurement of vibro-acoustic transfer properties of resilient elements—Part 5: Driving point method for determination of the low-frequency transfer stiffness of resilient supports for translatory motion - 英文版 |
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GB/T 4130-2017 Acoustics—Low frequency calibration methods of hydrophones - 英文版 |
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GB/T 31004.3-2014 Acoustics―Measurement of sound insulation in buildings and of building elements using sound intensity―Part 3: Laboratory measurements at low frequencies - 英文版 |
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GB/T 4130-2000 Acoustics--Low frequency calibration methods of hydrophones - 英文版 |
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