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GB/T 41311.1-2022 Acoustics - Describe the quantity of underwater noise from ships and methods of measurement - Part 1: Requirements for precision measurements in deep water for comparison purposes 声学 描述船舶水下噪声的量及其测量方法 第1部分：用于比对目的的深水精密测量要求 - 英文版 |
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GB/T 38980-2020 Test method for artificial defect sizes of zirconium tube flaw detection comparison samples 锆管探伤对比试样人工缺陷尺寸测量方法 - 英文版 |
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GB/T 28043-2019 Statistical methods for use in proficiency testing by interlaboratory comparison 利用实验室间比对进行能力验证的统计方法 - 英文版 |
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GB/T 28043-2019 Statistical methods for use in proficiency testing by interlaboratory comparison 利用实验室间比对进行能力验证的统计方法 - 英文版 |
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GB/T 6881.2-2017 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for small movable sources in reverberant fields—Comparison method for a hard-walled test room 声学 声压法测定噪声源声功率级和声能量级 混响场内小型可移动声源工程法 硬壁测试室比较法 - 英文版 |
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GB/T 20441.5-2017 Electroacoustics—Measurement microphones—Part 5: Methods for pressure calibration of working standard microphones by comparison 电声学 测量传声器 第5部分：工作标准传声器声压校准的比较法 - 英文版 |
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GB/T 33869-2017 Comparison method for absolute pyrheliometer 绝对直接辐射表比对方法 - 英文版 |
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GB/T 5474-2016 Plastics—Phenol formaldehyde mouldings—Determination of free ammonia and ammonium compounds—Colorimetric comparison method 塑料 酚醛模塑制品 游离氨和铵化合物的测定 比色法 - 英文版 |
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GB/T 1864-2012 General methods of test for pigments and extenders - Comparison of colour of pigments 颜料和体质颜料通用试验方法 颜料颜色的比较 - 英文版 |
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GB/T 28043-2011 Statistical methods for use in proficiency testing by interlaboratory comparisons 利用实验室间比对进行能力验证的统计方法 - 英文版 |
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GB/T 14495-2009 Geometrical product specifications(GPS) - Surface texture: Profile method - Roughness comparison specimens for wooden pieces 产品几何技术规范（GPS) 表面结构 轮廓法 木制件表面粗糙度比较样块 - 英文版 |
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GB/T 14901-2008 Test method for density of glass - Method of the sink-float comparison 玻璃密度测定 沉浮比较法 - 英文版 |
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GB/T 10628-2008 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures 气体分析 校准混合气组成的测定和校验 比较法 - 英文版 |
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GB/T 20485.22-2008 Methods for the calibration of vibration and shock transducers - Part 22: Shock calibration by comparison to a reference transducer 振动与冲击传感器校准方法 第 22部分：冲击比较法校准 - 英文版 |
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GB/T 20485.21-2007 Methods for the calibration of vibration and shock transducers - Part 21: Vibration calibration by comparison to a reference transducer 振动与冲击传感器校准方法 第21部分：振动比较法校准 - 英文版 |
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GB/T 6881.2-2002 Acoustics--Determination of sound power levels of noise sources--Engineering methods for small，movable sources in reverberant field--Part 1:Comparison method for hard-walled test rooms 声学 声压法测定噪声源声功率级 混响场中小型可移动声源工程法 第1部分:硬壁测试室比较法 - 英文版 |
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GB/T 13823.16-1995 Methods for calibrationof vibration and shock pick-ups--Testing of temperature response by comparison 振动与冲击传感器的校准方法 温度响应比较测试法 - 英文版 |
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GB/T 5474-1985 Phenol-formaldehyde mouldings--Determination of free ammonia and ammonium compounds--Colorimetric comparison method 酚醛模塑制品游离氨和铵化合物的测定 比色法 - 英文版 |
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GB/T 5441.6-1985 Test methods for communication cable--Crosstalk attenuation test--Comparison method 通信电缆试验方法 串音衰减试验 比较法 - 英文版 |
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