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GB/T 20787-2006 Classification system and test methods for nonmetallic gasket materials - Part 11: Standard practice for determining resistance of synthetic polymeric materials to fungi
Issued on: 2006-12-28 Price(USD): 170.0 |
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JJF 1165-2007 Calibration Specification for SINAD Meters
Issued on: 2007-02-28 Price(USD): 210.0 |
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JJG 1018-2007 Verification Regulation of Standard Hydrophones in the Frequency Range 1 Hz to 2 kHz
Issued on: 2006-12-8 Price(USD): 370.0 |
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JJG 1017-2007 Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz~1 MHz
Issued on: 2006-12-8 Price(USD): 360.0 |
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JJG 1019-2007 Verification Regulation of Working Standard Microphones (Coupler Comparison Method)
Issued on: 2006-12-8 Price(USD): 270.0 |
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GB/T 20441.4-2006 Measurement microphones—Part 4: Specifications for working standard microphones
Issued on: 2006-08-23 Price(USD): 140.0 |
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JJF 1157-2006 Calibration Specification for Measuring Amplifiers
Issued on: 2006-9-6 Price(USD): 480.0 |
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GB/T 14367-2006 of sound power levels of noise sources―Guidelines for the use of basic Standards
Issued on: 2006-7-25 Price(USD): 370.0 |
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GB/T 20431-2006 Acoustics―Guidelines for noise control by silencers
Issued on: 2006-07-25 Price(USD): 604.0 |
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GB/T 3222.1-2006 Acoustics―Description measurement and assessment of environmental noise―Part 1:Basic quantities and assessment procedures
Issued on: 2006-7-25 Price(USD): 250.0 |
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GB/T 20430-2006 Acoustics―Noise control design procedures for open plant
Issued on: 2006-07-25 Price(USD): 280.0 |
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GB/T 20249-2006 Acoustics - Definitions and measurement methods for the transmitted fields of focusing ultrasonic transducers
Issued on: 2006-05-08 Price(USD): 360.0 |
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GB/T 5266-2006 Acoustics—Measurements of the longitudinal wave velocity and attenuation coefficient for underwater acoustical materials—Pulse tube method
Issued on: 2006-05-08 Price(USD): 120.0 |
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GB/T 20243.1-2006 Acoustics—Measurement of the influence of road surface on traffic onise Part 1:Statistical Pass-By method
Issued on: 2006-05-08 Price(USD): 210.0 |
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GB/T 20247-2006 Acoustics - Measurement of Sound Absorption in a Reverberation Room
Issued on: 2006-5-8 Price(USD): 200.0 |
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GB/T 16404.3-2006 Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning
Issued on: 2006-05-08 Price(USD): 300.0 |
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GB/T 20246-2006 Acoustics - Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment - Engineering method
Issued on: 2006-5-8 Price(USD): 150.0 |
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GB/T 20248-2006 Acoustics - Measurement of sound pressure levels in the interior of aircraft during flight
Issued on: 2006-5-8 Price(USD): 130.0 |
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GB/T 20242-2006 Acoustics - Procedures for the measurements of real-ear acoustical characteristics of hearing aids
Issued on: 2006-5-8 Price(USD): 280.0 |
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JT/T 659-2006 Ultrasonic test instrument of concrete
Issued on: 2006-6-23 Price(USD): 400.0 |
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