Standard Code | Standard Title | Standard Class | Order |
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GB/T 44128-2024 |
Road vehicles - Braking start pressure of pneumatic brake systems of heavy commercial trains - Roller brake test bench measurement method {译} 道路车辆-重型商用列车气压制动系统制动开始压力-滚筒制动试验台测量方法 |
China National Standards Measurement method pressure |
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GB/T 43537-2023 |
Sound system equipment Headphones and personal music players Maximum sound pressure level measurement method {译} 声系统设备 耳机及个人音乐播放器 最大声压级测量方法 |
China National Standards Measurement method pressure |
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GB/T 8446.2-2022 |
Heat sinks for power semiconductor devices—Part 2: Measurement methods of thermal resistance and inlet-outlet fluid pressure drop 电力半导体器件用散热器 第2部分:热阻和流阻测量方法 |
China National Standards Measurement method pressure |
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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 Measurement method pressure |
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GB/T 36580-2018 |
Test method of model propeller for cavitation observation and pressure fluctuation measurement 船舶螺旋桨空泡脉动压力模型试验方法 |
China National Standards Measurement method pressure |
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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 |
China National Standards Measurement method pressure |
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GB/T 33928-2017 |
Reciprocating internal combustion engines—Measurement method for exhaust silencers—Sound power level of exhaust noise and insertion loss using sound pressure and power loss ratio 往复式内燃机 排气消声器测量方法 声压法排气噪声声功率级和插入损失及功率损失比 |
China National Standards Measurement method pressure |
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GB/Z 33902-2017 |
Measurement of fluid flow by means of pressure differential devices—Guidelines on the effect of departure from the specifications and operating conditions given in GB/T 2624 and the correction methods 使用差压装置测量流体流量 偏离GB/T2624给出的要求和工作条件的影响及其修正方法 |
China National Standards Measurement method pressure |
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GB/T 1859.4-2017 |
Reciprocating internal combustion engines—Measurement of sound power levels using sound pressure—Part 4:Survey method using a reference sound source 往复式内燃机 声压法声功率级的测定 第4部分:使用标准声源简易法 |
China National Standards Measurement method pressure |
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GB/T 3768-2017 |
Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Survey method using an enveloping measurement surface over a reflecting plane 声学 声压法测定噪声源声功率级和声能量级 采用反射面上方包络测量面的简易法 |
China National Standards Measurement method pressure |
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GB/T 33291-2016 |
Measurement method of pressure-composition-temperature for reversable hydrogen asborption & desorption of hydrides 氢化物可逆吸放氢压力-组成-等温线(P-C-T)测试方法 |
China National Standards Measurement method pressure |
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GB/T 32523-2016 |
Acoustics—Measurement of sound pressure reflection coefficient, sound pressure transmission coefficient and absorption coefficient for underwater acoustical material sample—Travelling wave tube method 声学 水声材料样品声压反射系数、声压透射系数和吸声系数的测量 行波管法 |
China National Standards Measurement method pressure |
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GB/T 1859.3-2015 |
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 3: Precision methods for hemi-anechoic rooms 往复式内燃机 声压法声功率级的测定 第3部分:半消声室精密法 |
China National Standards Measurement method pressure |
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GB/T 1859.2-2015 |
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 2: Survey method 往复式内燃机 声压法声功率级的测定 第2部分:简易法 |
China National Standards Measurement method pressure |
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GB/T 1859.1-2015 |
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 1: Engineering method 往复式内燃机 声压法声功率级的测定 第1部分:工程法 |
China National Standards Measurement method pressure |
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GB/T 25371-2010 |
Foundry machinery - Measurement method of sound pressure level 铸造机械 噪声声压级测量方法 |
China National Standards Measurement method pressure |
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GB/T 23281-2009 |
Metal forming machinery -noise measurement method of sound pressure levels 锻压机械噪声声压级测量方法 |
China National Standards Measurement method pressure |
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GB/T 16769-2008 |
Metal-cutting machine tools - Measurement method of sound pressure level 金属切削机床 噪声声压级测量方法 |
China National Standards Measurement method pressure |
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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 声学 机器和设备发射的噪声 工作位置和其他指定位置发射声压级的测量 环境修正法 |
China National Standards Measurement method pressure |
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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 声学 机器和设备发射的噪声 工作位置和其他指定位置发射声压级的测量 现场简易法 |
China National Standards Measurement method pressure |
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GB/T 17248.2-1999 |
Acoustics--Noise emitted by machinery and equipment--Measurement of emission sound pressure levels at a work station and at otherspecified positions--Engineering method in an essentially free field over a reflecting plane 声学 机器和设备发射的噪声 工作位置和其他指定位置发射声压级的测量 一个反射面上方近似自由场的工程法 |
China National Standards Measurement method pressure |
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GB/T 12583-1998 |
Standard test method for measurement of extreme-pressure properties of lubricating fluids(four-ball method) 润滑剂极压性能测定法(四球法) |
China National Standards Measurement method pressure |
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GB/T 3768-1996 |
Acoustics--Determination of sound power levels of noise sources using sound pressure--Survey method using an enveloping measurement surface over a reflecting plane 声学 声压法测定噪声源声功率级 反射面上方采用包络测量表面的简易法 |
China National Standards Measurement method pressure |
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