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“Sound pressure level” 中國GB標準檢索結果

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GB/T 43537-2023
声系统设备 耳机及个人音乐播放器 最大声压级测量方法(中英文版)
Sound system equipment Headphones and personal music players Maximum sound pressure level measurement method
GB/T 6881-2023
声学 声压法测定噪声源声功率级和声能量级 混响室精密法(中英文版)
Acoustics - Determination of sound power level and sound energy level of noise sources by sound pressure method - Reverberation chamber precision method
GB/T 43073-2023
气动 测量排气消声器声压级的试验方法(中英文版)
Pneumatics - Test method for measuring sound pressure levels of exhaust mufflers
GB/T 3222.2-2022
声学 环境噪声的描述、测量与评价 第2部分:声压级测定(中英文版)
Acoustics—Description, measurement and assessment of environmental noise—Part 2: Determination of sound pressure levels
GB/T 17248.1-2022
声学 机器和设备发射的噪声 测定工作位置和其他指定位置发射声压级的基础标准使用导则(中英文版)
Acoustics—Noise emitted by machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
GB/T 17248.2-2018
声学-机器和设备发射的噪声-在一个反射面上方可忽略环境修正的近似自由场测定工作位置和其他指定位置的发射声压级(中英文版)
Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections
GB/T 17248.3-2018
声学-机器和设备发射的噪声-采用近似环境修正测定工作位置和其他指定位置的发射声压级(中英文版)
Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections
GB/T 17248.5-2018
声学-机器和设备发射的噪声-采用准确环境修正测定工作位置和其他指定位置的发射声压级(中英文版)
Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying accurate environmental corrections
GB/T 6881.2-2017
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(中英文版)
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
GB/T 33928-2017
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(中英文版)
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
GB/T 33981-2017
高压交流断路器声压级测量的标准规程(中英文版)
Standard practice for the measurement of sound pressure levels on high-voltage alternating current circuit-breakers
GB/T 1859.4-2017
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(中英文版)
Reciprocating internal combustion engines—Measurement of sound power levels using sound pressure—Part 4:Survey method using a reference sound source
GB/T 3768-2017
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(中英文版)
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
GB/T 14365-2017
声学 机动车辆定置噪声声压级测量方法(中英文版)
Acoustics—Measurements of sound pressure level emitted by stationary road vehicles
GB/T 3767-2016
声学 声压法测定噪声源声功率级和声能量级 反射面上方近似自由场的工程法(中英文版)
Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for an essentially free field over a reflecting plane
GB/T 32524.2-2016
声学 声压法测定电力电容器单元的声功率级和指向特性 第2部分:反射面上方近似自由场的工程法(中英文版)
Acoustics—Determination of sound power level and directivity character of power capacitor using sound pressure—Part 2: Engineering methods for an essentially free field over a reflecting plane
GB/T 32524.1-2016
声学 声压法测定电力电容器单元的声功率级和指向特性 第1部分:半消声室精密法(中英文版)
Acoustics—Determination of sound power level and directivity character of power capacitor unit using sound pressure—Part 1: Precision method for hemi-anechoic rooms
GB/T 6882-2016
声学 声压法测定噪声源声功率级和声能量级 消声室和半消声室精密法(中英文版)
Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Precision methods for anechoic rooms and hemi-anechoic rooms
GB/T 1859.3-2015
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(中英文版)
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 3: Precision methods for hemi-anechoic rooms
GB/T 1859.2-2015
往复式内燃机 声压法声功率级的测定 第2部分:简易法(中英文版)
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 2: Survey method
GB/T 1859.1-2015
往复式内燃机 声压法声功率级的测定 第1部分:工程法(中英文版)
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 1: Engineering method
GB/T 25615-2010
土方机械 司机位置发射声压级的测定 动态试验条件(中英文版)
Earth-moving machinery - Determination of emission sound pressure level at operator’s position - Dynamic test conditions
GB/T 25613-2010
土方机械 司机位置发射声压级的测定 定置试验条件(中英文版)
Earth-moving machinery - Determination of emission sound pressure level at operator’s position - Stationary test conditions
GB/T 25371-2010
铸造机械 噪声声压级测量方法(中英文版)
Foundry machinery - Measurement method of sound pressure level
GB/T 12303-2009
海船声号器具的声压级测量(中英文版)
Measurement of sound pressure level for sound signal appliances by seagoing vessel
GB/T 23281-2009
锻压机械噪声声压级测量方法(中英文版)
Metal forming machinery -noise measurement method of sound pressure levels
GB/T 16769-2008
金属切削机床 噪声声压级测量方法(中英文版)
Metal-cutting machine tools - Measurement method of sound pressure level
GB/T 4854.5-2008
声学 校准测听设备的基准零级 第5部分:8kHz-16kHz频率范围纯音基准等效阈声压级(中英文版)
Acoustics - Reference zero for the calibration of audiometric equipment- Part 5: Reference equivalent threshold sound pressure levels for pure tone in the frequency range 8 kHz to 16 kHz
GB/T 6882-2008
声学 声压法测定噪声源声功率级 消声室和半消声室精密法(中英文版)
Acoustics - Determination of sound power levels of noise sources using pressure - Precision methods for anechoic and hemi-anechoic rooms
GB/T 16538-2008
声学 声压法测定噪声源声功率级 现场比较法(中英文版)
Acoustics - Determination of sound power levels of noise sources using sound pressure - Comparison method in situ
GB/T 4854.8-2007
声学 校准测听设备的基准零级 第8部分:耳罩式耳机纯音基准等效阈声压级(中英文版)
Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tone and circumaural earphones
GB/T 17248.6-2007
声学 机器和设备发射的噪声 声强法现场测定工作位置和其它指定位置发射声压级的工程法(中英文版)
Acoustics - Noise emitted by machinery and equipment - Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity
GB/T 20248-2006
声学 飞行中飞机舱内声压级的测量(中英文版)
Acoustics - Measurement of sound pressure levels in the interior of aircraft during flight
GB/T 20246-2006
声学 用于评价环境声压级的多声源工厂的声功率级测定 工程法(中英文版)
Acoustics - Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment - Engineering method
GB/T 4854.1-2004
声学 校准测听设备的基准零级 第1部分:压耳式耳机纯音基准等效阈声压级(中英文版)
Acoustics--Reference zero for the calibration of audiometric equipment--Part1:Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
GB/T 6881.3-2002
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2部分:专用混响测试室法(中英文版)
Acoustics--Determination of sound power levels of noise sources-using sound pressure--Engineering methods for small,movable sources in reverberant fields--Part 2:Methods for special reverberation test rooms
GB/T 6881.1-2002
声学 声压法测定噪声源声功率级 混响室精密法(中英文版)
Acoustics--Determination of sound power levels of noise sources using sound pressure--Precision methods for reverberation rooms
GB/T 17248.1-2000
声学 机器和设备发射的噪声 测定工作位置和其他指定位置发射声压级的基础标准使用导则(中英文版)
Acoustics--Noise emitted by machinery and equipment--Guidelines forthe use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
GB/T 7584.2-1999
声学 护听器 第2部分:戴护听器时有效的A计权声压级估算(中英文版)
Acoustics--Hearing protectors--Part 2:Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
GB/T 17248.5-1999
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(中英文版)
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
GB/T 17248.3-1999
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(中英文版)
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
GB/T 17248.2-1999
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(中英文版)
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
GB/T 17248.4-1998
声学 机器和设备发射的噪声 由声功率级确定工作位置和其他指定位置的发射声压级(中英文版)
Acoustics--Noise emitted by machinery and equipment--Determination of emission sound pressure level at a work station and at other specified position from the sound power level
GB/T 3768-1996
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(中英文版)
Acoustics--Determination of sound power levels of noise sources using sound pressure--Survey method using an enveloping measurement surface over a reflecting plane
GB/T 3767-1996
声学 声压法测定噪声源声功率级 反射面上方近似自由场的工程法(中英文版)
Acoustics--Determination of sound power levels of noise sources using sound pressure--Engineering method in an essentially free field over a reflecting plane
GB/T 16402-1996
声学 插入式耳机纯音基准等效阈声压级(中英文版)
Acoustics--Reference equivalent threshold sound pressure levels for pure tones and insert earphones

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