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Standard Code | Standard Title | Standard Class | Order |
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GB/T 20441.2-2018 |
Electroacoustics—Measurement microphones—Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique 电声学 测量传声器 第2部分:采用互易技术对实验室标准传声器声压校准的原级方法 |
China National Standards reciprocity |
English PDF |
GB/T 16671-2018 |
Geometrical product specifications (GPS)—Geometrical tolerancing—Maximum material requirement (MMR), least material requirement (LMR) and reciprocity requirement (RPR) 产品几何技术规范(GPS) 几何公差 最大实体要求(MMR)、最小实体要求(LMR)和可逆要求(RPR) |
China National Standards reciprocity |
English PDF |
GB/T 20441.3-2010 |
Electroacoustics - Measurement microphone - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique 电声学 测量传声器 第3部分:采用互易技术对实验室标准传声器的自由场校准的原级方法 |
China National Standards reciprocity |
English PDF |
GB/T 16671-2009 |
Geometrical product specifications(GPS) - Geometrical tolerancing - Maximum material requirement(MMR),least material requirement(LMR) and reciprocity requirement(RPR) 产品几何技术规范(GPS) 几何公差 最大实体要求、最小实体要求和可逆要求 |
China National Standards reciprocity |
English PDF |
GB/T 20485.12-2008 |
Methods for the calibration of vibration and shock transducers - Part 12: Primary vibration calibration by the reciprocity method 振动与冲击传感器校准方法 第12部分:互易法振动绝对校准 |
China National Standards reciprocity |
English PDF |
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