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DL/T 2665-2023 Noise emission measurement of substation boundary-Multiple coherent function method
Issued on: 2023-10-11 Price(USD): 270.0 |
DZ/T 0292-2016 Technical regulations for application of marine multibeam bathymetric survey
Issued on: 2016-02-22 Price(USD): 584.0 |
GB 11453-1989 Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions
Issued on: 1989-7-4 Price(USD): 120.0 |
GB 11455-1989 Hearing aid equipment not entirely worn on the listener
Issued on: 1989-06-02 Price(USD): 45.0 |
GB 12179-1990 General specifications of noise generators
Issued on: 1990-1-12 Price(USD): 120.0 |
GB 12180-1990 Test methods for low frequency signal generators
Issued on: 1990-1-12 Price(USD): 225.0 |
GB 12181-1990 General specification of low frequency signal generators
Issued on: 1990-1-12 Price(USD): 270.0 |
GB 12280-1990 Test methods for noise generator
Issued on: 1990-3-2 Price(USD): 60.0 |
GB 12348-1990 Standard of noise at boundary of industrial enterprises
Issued on: 1990-05-01 Price(USD): 184.0 |
GB 12349-1990 Method of measuring noise at boundary of industrial enterprises
Issued on: 1990-05-01 Price(USD): 30.0 |
GB 12523-1990 Noise limits for construction site
Issued on: 1990-11-9 Price(USD): 184.0 |
GB 12524-1990 Measurement method for noise from construction site
Issued on: 1990-11-9 Price(USD): 45.0 |
GB 12525-1990 Emission STANDARDs and measurement methods of railway noise on the boundary alongside railway line
Issued on: 1990-11-9 Price(USD): 214.0 |
GB 13326-1991 Sound limit of central station air hardling units
Issued on: 1991-01-02 Price(USD): 184.0 |
GB 14892-1994 Noise limitsinside drivercabs and passenger compartments of subway powered car train-sets
Issued on: 1994-01-05 Price(USD): 180.0 |
GB 18083-2000 Health protection zone standards for industrial enterprises by noise
Issued on: 2000-4-1 Price(USD): 95.0 |
GB 19872-2005 Rock drilling machines and pneumatic tools—Limited value of noise
Issued on: 2005-08-31 Price(USD): 160.0 |
GB 3096-1993 Standard of environmental noise of urban area
Issued on: 1993-09-07 Price(USD): 184.0 |
GB 3240-1982 Preferred frequencies for the acoustical measurement
Issued on: 1982-6-8 Price(USD): 30.0 |
GB 3785-1983 Electric,sonic properties and measuring methods for sound level meters
Issued on: 1983-06-25 Price(USD): 270.0 |
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