译：GB/T 17248.3-1999 Acoustics—Noise emitted by machinery and equipment—Measurement of emission sound pressure levels at a work station and at other specified positions—Survey method in situ

译：GB/T 17248.2-1999 Acoustics—Noise emitted by machinery and equipment—Measurement of emission sound pressure levels at a work station and at other specified positions—Engineering method in an essentially free field over a reflecting plane

译：GB/T 6952-1999 Sanitary wares

译：GB/T 15483.1-1999 Proficiency testing by interlaboratory comparisons—Part 1:Development and operation of proficiency testing schemes

译：GB/T 17688-1999 Geosynthetics—Polyvinyl chloride geomembrane

译：GB/T 17680.2-1999 Criteria for emergency planning and preparedness for nuclear power plants—Off-site emergency functions and organization

译：GB/T 17248.5-1999 Acoustics—Noise emitted by machinery and equipment—Measurement of emission sound pressure levels at a work station and at other specified positions—Method requiring environmental corrections

译：GB/T 15483.2-1999 Proficiency testing by interlaboratory comparisons—Part 2:Selection and use of proficiency testing schemes by laboratory accreditation bodies

译：GB/T 17680.5-1999 Criteria for emergency planning and preparedness for nuclear power plants—Maintenance of off-site emergency response capacity

译：GB/T 16404.2-1999 Acoustics—Determination of sound power levels of noise sources using sound intensity—Part 2:Measurement by scanning