Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 7354-2018 |
High-voltage test techniques—Partial discharge measurements 高电压试验技术 局部放电测量 |
China National Standards measure |
 English PDF |
| 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 measure |
English PDF |
| GB/T 36611-2018 |
Mechanical properties measurement—Room temperature tensile test of Ag-and/or Ag alloy-sheathed Bi-2223 and Bi-2212 composite superconductors 力学性能测量 Ag和/或Ag合金包套Bi-2223和Bi-2212复合超导体室温拉伸试验方法 |
China National Standards measure |
English PDF |
| GB/T 36885-2018 |
measure method for SOx emission of marine diesel engine 船用柴油机硫氧化物排放测量方法 |
China National Standards measure |
English PDF |
| GB/T 14218-2018 |
Electronic lighting control equipment performance parameters and measurement methods 电子调光设备性能参数与测试方法 |
China National Standards measure |
English PDF |
| GB 17691-2018 |
Limits and measurement methods for emissions from diesel fuelled heavy-duty vehicles（China VI） 重型柴油车污染物排放限值及测量方法（中国第六阶段） |
China National Standards measure |
English PDF |
| GB 20073-2018 |
Performance and measurement method for braking of motorcycles and mopeds 摩托车和轻便摩托车制动性能要求及试验方法 |
China National Standards measure |
English PDF |
| GB/T 9911-2018 |
measurement of airborne noise emitted by marine diesel engine 船用柴油机辐射的空气噪声测量方法 |
China National Standards measure |
English PDF |
| GB/T 35935-2018 |
measurement of the mean and distribution of animal fibre diameter—Laserscan fibre diameter analysis method 动物毛纤维平均直径与分布试验方法 激光扫描纤维直径分析法 |
China National Standards measure |
English PDF |
| GB/T 11048-2018 |
Textiles－Physiological effects－measurement of thermal and water-vapour resistance under steady-state conditions(sweating guarded-hotplate test) 纺织品 生理舒适性 稳态条件下热阻和湿阻的测定(蒸发热板法) |
China National Standards measure |
English PDF |
| GB/T 35992-2018 |
Grain and oil machinery- Volumetric wheat measurer 粮油机械 容积式配麦器 |
China National Standards measure |
English PDF |
| GB/T 22586-2018 |
Electronic characteristic measurements—Surface resistance of superconductors at microwave frequencies 电子学特性测量 超导体在微波频率下的表面电阻 |
China National Standards measure |
English PDF |
| GB/T 8190.7-2018 |
Reciprocating internal combustion engines—Exhaust emission measurement—Part 7：Engine family determination 往复式内燃机 排放测量 第7部分：发动机系族的确定 |
China National Standards measure |
English PDF |
| GB/T 36075.3-2018 |
Acoustics—measurement of room acoustic parameters—Part 3: Open plan offices 声学 室内声学参量测量 第3部分：开放式办公室 |
China National Standards measure |
English PDF |
| GB/T 24369.2-2018 |
Characterization of gold nanorods—Part 2: measurement methods for optical properties 金纳米棒表征 第2部分：光学性质测量方法 |
China National Standards measure |
English PDF |
| GB/T 21231.1-2018 |
Acoustics—measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices—Part 1: Airborne noise measurement 声学 小型通风装置辐射的空气噪声和引起的结构振动的测量 第1部分：空气噪声测量 |
China National Standards measure |
English PDF |
| GB/T 36075.1-2018 |
Acoustics—measurement of room acoustic parameters—Part 1: Performance spaces 声学 室内声学参量测量 第1部分：观演空间 |
China National Standards measure |
English PDF |
| GB/T 36075.2-2018 |
Acoustics—measurement of room acoustic parameters—Part 2: Reverberation time in ordinary rooms 声学 室内声学参量测量 第2部分：普通房间混响时间 |
China National Standards measure |
English PDF |
| GB/T 6113.402-2018 |
Specification for radio disturbance and immunity measuring apparatus and methods—Part 4-2:Uncertainties, statistics and limit modelling—measurement instrumentation uncertainty 无线电骚扰和抗扰度测量设备和测量方法规范 第4-2部分: 不确定度、统计学和限值建模 测量设备和设施的不确定度 |
China National Standards measure |
English PDF |
| GB/T 36079-2018 |
Acoustics—Procedures for determination of transmission loss, flow noise and total pressure loss coefficient for arrayed element dissipative silencers—Equivalent measurement 声学 单元并排式阻性消声器传声损失、气流再生噪声和全压损失系数的测定 等效法 |
China National Standards measure |
English PDF |
| GB/T 21231.2-2018 |
Acoustics—measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices—Part 2: Structure-borne vibration measurements 声学 小型通风装置辐射的空气噪声和引起的结构振动的测量 第2部分：结构振动测量 |
China National Standards measure |
English PDF |
| GB/T 18502-2018 |
Critical current measurement—DC critical current of Ag-and/or Ag alloy-sheathed Bi-2212 and Bi-2223 oxide superconductors 临界电流测量 银和/或银合金包套Bi-2212和Bi-2223氧化物超导体的直流临界电流 |
China National Standards measure |
English PDF |
| GB/T 35854-2018 |
Mechanical vibration measurement and evaluation for the wind turbines and their components 风力发电机组及其组件机械振动测量与评估 |
China National Standards measure |
English PDF |
| GB/T 22319.9-2018 |
measurement of quartz crystal unit parameters—Part 9:Measurement of spurious resonances of piezoelectric crystal units 石英晶体元件参数的测量 第9部分：石英晶体元件寄生谐振的测量 |
China National Standards measure |
English PDF |
| GB/T 22319.11-2018 |
measurement of quartz crystal unit parameters—Part 11:Standard method for the determination of the load resonance frequency fL and the effective load capacitance CLeff using automatic network analyzer techniques and error correction 石英晶体元件参数的测量 第11部分：采用自动网络分析技术和误差校正确定负载谐振频率和有效负载电容的标准方法 |
China National Standards measure |
English PDF |
| GB/T 34894-2017 |
Micro-electromechanical system technology—Measuring method for strain gradient measurements of MEMS microstructures using an optical interferometer 微机电系统（MEMS）技术 基于光学干涉的MEMS微结构应变梯度测量方法 |
China National Standards measure |
English PDF |
| GB/T 34900-2017 |
Micro-electromechanical system technology—Measuring method for residual strain measurements of MEMS microstructures using an optical interferometer 微机电系统（MEMS）技术 基于光学干涉的MEMS微结构残余应变测量方法 |
China National Standards measure |
English PDF |
| GB/T 22159.5-2017 |
Acoustics and vibration—Laboratory measurement of vibro-acoustic transfer properties of resilient elements—Part 5: Driving point method for determination of the low-frequency transfer stiffness of resilient supports for translatory motion 声学与振动 弹性元件振动-声传递特性实验室测量方法 第5部分：弹性支撑件低频平动动刚度的驱动点测量方法 |
China National Standards measure |
English PDF |
| GB/T 22159.4-2017 |
Acoustics and vibration―Laboratory measurement of vibro-acoustic transfer properties of resilient elements―Part 4: Dynamic stiffness of elements other than resilient supports for translatory motion 声学与振动 弹性元件振动-声传递特性实验室测量方法 第4部分：弹性非支撑件平动动刚度 |
China National Standards measure |
English PDF |
| GB/T 34867.1-2017 |
Procedures for measurement and verification of motor-system energy-savings—Part 1: Test procedures on working site for energy efficiency of motor 电动机系统节能量测量和验证方法 第1部分：电动机现场能效测试方法 |
China National Standards measure |
English PDF |
| GB/T 34879-2017 |
Geometrical product specifications (GPS)—Metrological characteristics and guide to uncertainty of measurement for optical confocal microscopes 产品几何技术规范（GPS） 光学共焦显微镜计量特性及测量不确定度评定导则 |
China National Standards measure |
English PDF |
| GB/T 25000.24-2017 |
Systems and software engineering—Systems and software Quality Requirements and Evaluation(SQuaRE)—Part 24: measurement of data quality 系统与软件工程 系统与软件质量要求和评价（SQuaRE） 第24部分：数据质量测量 |
China National Standards measure |
English PDF |
| GB/T 34893-2017 |
Micro-electromechanical system technology—Measuring method for in-plane length measurements of MEMS microstructures using an optical interferometer 微机电系统（MEMS）技术 基于光学干涉的MEMS微结构面内长度测量方法 |
China National Standards measure |
English PDF |
| GB/T 23113-2017 |
Sample preparation for measurement of mercury level in fluorescent lamps 荧光灯含汞量检测的样品制备 |
China National Standards measure |
English PDF |
| GB/T 20441.6-2017 |
Electroacoustics—measurement microphones—Part 6: Electrostatic actuators for determination of frequency response 电声学 测量传声器 第6部分：用于测定频率响应的静电激励器 |
China National Standards measure |
English PDF |
| GB/T 25102.8-2017 |
Electroacoustics—Hearing aids—Part 8: Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions 电声学 助听器 第8部分：模拟实际工作条件下的助听器性能测量方法 |
China National Standards measure |
English PDF |
| GB/T 16697-2017 |
General technical requirement and measurement method for non-broadcast camera of single sensor 单传感器应用电视摄像机通用技术要求及测量方法 |
China National Standards measure |
English PDF |
| GB/T 6494-2017 |
measurement method for electrical characteristics of aerospace solar cells 航天用太阳电池电性能测试方法 |
China National Standards measure |
English PDF |
| GB/T 34665-2017 |
measurement method of dielectric dissipation factor of electric machinery coil/winding insulation 电机线圈/绕组绝缘介质损耗因数测量方法 |
China National Standards measure |
English PDF |
| GB/T 34973-2017 |
On-site measurements of obstrusive light of LED panals LED显示屏干扰光现场测量方法 |
China National Standards measure |
English PDF |
| GB/T 21303-2017 |
Specifications for water measurement of irrigation canal system 灌溉渠道系统量水规范 |
China National Standards measure |
English PDF |
| GB/T 34993-2017 |
Technical requirements and measurement methods for ASI/DS3 adapter and de-adapter used in program distribution network 节目分配网络ASI/DS3适配器及解适配器技术要求和测量方法 |
China National Standards measure |
English PDF |
| GB/T 34995-2017 |
Technical requirements and measurement methods of receiving equipments for time service in single frequency network 单频网授时接收设备技术要求和测量方法 |
China National Standards measure |
English PDF |
| GB/T 34999-2017 |
Technical requirements and measurement methods for digital audio recording system in broadcast center 广播中心数字音频录制系统技术要求和测量方法 |
China National Standards measure |
English PDF |
| GB/T 4513.6-2017 |
Monolithic (unshaped) refractory products—Part 6：measurement of physical properties 不定形耐火材料 第6部分：物理性能的测定 |
China National Standards measure |
English PDF |
| GB/T 21451.3-2017 |
Petroleum and liquid petroleum products—measurement of level and temperture in storage tanks by automatic methods—Part 3:Measurement of level in pressurized tanks(non-refrigerated) 石油和液体石油产品 储罐中液位和温度自动测量法 第3部分：带压罐（非冷冻）中的液位测量 |
China National Standards measure |
English PDF |
| GB/T 34533-2017 |
measurement of helium porosity and pulse decay permeability of shale 页岩氦气法孔隙度和脉冲衰减法渗透率的测定 |
China National Standards measure |
English PDF |
| GB/T 21451.6-2017 |
Petroleum and liquid petroleum products—measurement of level and temperature in storage tanks by automatic methods—Part 6: Measurement of temperature in pressurized storage tanks (non-refrigerated) 石油和液体石油产品 储罐中液位和温度自动测量法 第6部分：带压罐（非冷冻）中的温度测量 |
China National Standards measure |
English PDF |
| GB/T 34504-2017 |
measurement method for surface metal contamination on sapphire polished substrate wafer 蓝宝石抛光衬底片表面残留金属元素测量方法 |
China National Standards measure |
English PDF |
| GB/T 34358-2017 |
Dimension measurement of hot free forgings and rolled rings 自由锻件、辗轧环件热态尺寸测量 |
China National Standards measure |
English PDF |
| GB/T 34612-2017 |
measurement method for X-ray double crystal diffraction rocking curve of sapphire crystals 蓝宝石晶体X射线双晶衍射摇摆曲线测量方法 |
China National Standards measure |
English PDF |
| GB/T 7704-2017 |
Non-destructive testing—Practice for residual stress measurement by X-ray 无损检测 Ｘ射线应力测定方法 |
China National Standards measure |
English PDF |
| GB/T 34326-2017 |
Surface chemical analysis—Depth profiling—Methods for ion beam alignment and the associated measurement of current or current density for depth profiling in AES and XPS 表面化学分析 深度剖析 AES和XPS深度剖析时离子束对准方法及其束流或束流密度测量方法 |
China National Standards measure |
English PDF |
| GB/T 34388-2017 |
Foundry machinery—Noise measurement method of sound power levels 铸造机械 噪声声功率级测量方法 |
China National Standards measure |
English PDF |
| GB/T 34580-2017 |
Standard test method for measurement of lubricant generated insoluble color bodies in in-service turbine oils—Membrane patch colorimetry 运行涡轮机油中不溶有色物质的测定方法 膜片比色法 |
China National Standards measure |
English PDF |
| GB/T 34579-2017 |
Methods of measurement and limits for radiated disturbances from plasma display panel equipment in the frequency range 150kHz to 30MHz 等离子显示设备150kHz～30MHz辐射骚扰限值和测量方法 |
China National Standards measure |
English PDF |
| GB/T 34574-2017 |
Limits and measurements of electromagnetic emission for high-speed train 高速列车电磁发射限值与测量 |
China National Standards measure |
English PDF |
| GB/T 34634-2017 |
Geometrical product specifications (GPS)—measurement of linear sizes (500 mm-10000 mm) of plain workpiece—Choice of measuring instrument 产品几何技术规范(GPS) 光滑工件尺寸(500mm～10000mm)测量 计量器具选择 |
China National Standards measure |
English PDF |
| GB/T 5754.2-2017 |
Steel cord conveyor belts—Longitudinal traction test—Part 2: measurement of tensile strength 钢丝绳芯输送带 纵向拉伸试验 第2部分：拉伸强度的测定 |
China National Standards measure |
English PDF |
| GB/T 34415-2017 |
Cavity ring-down spectroscopy system for measurement of atmospheric carbon dioxide 大气二氧化碳(CO2)光腔衰荡光谱观测系统 |
China National Standards measure |
English PDF |
| GB/T 34184-2017 |
Test method for infrared refractive index of infrared optical glass—The deflection angle measurement 红外光学玻璃红外折射率测试方法 偏折角法 |
China National Standards measure |
English PDF |
| GB/T 19346.2-2017 |
Methods of measurement for amorphous and nanocrystalline alloys—Part 2: Lamination factor of amorphous alloy strips 非晶纳米晶合金测试方法 第2部分：带材叠片系数 |
China National Standards measure |
English PDF |
| GB/T 25102.7-2017 |
Electroacoustics—Hearing aids—Part 7: measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes 电声学 助听器 第7部分：助听器生产、供应和交货时质量保证的性能特性测量 |
China National Standards measure |
English PDF |
| 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 measure |
English PDF |
| GB/T 25498.5-2017 |
Electroacoustics—Simulators of human head and ear—Part 5：2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts 电声学 人头模拟器和耳模拟器 第5部分：测量助听器和以插入方式与人耳耦合的耳机用2cm3声耦合器 |
China National Standards measure |
English PDF |
| GB/T 5565.2-2017 |
Rubber and plastics hoses and tubing—measurement of flexibility and stiffness—Part 2: Bending tests at sub-ambient temperatures 橡胶和塑料软管及非增强软管 柔性及挺性的测量 第2部分：低于室温弯曲试验 |
China National Standards measure |
English PDF |
| GB/T 5565.3-2017 |
Rubber and plastics hoses and tubing—measurement of flexibility and stiffness—Part 3:Bending tests at high and low temperatures 橡胶和塑料软管及非增强软管 柔性及挺性的测量 第3部分：高温和低温弯曲试验 |
China National Standards measure |
English PDF |
| GB/T 5565.1-2017 |
Rubber and plastics hoses and tubing—measurement of flexibility and stiffness—Part 1: Bending tests at ambient temperatures 橡胶和塑料软管及非增强软管 柔性及挺性的测量 第1部分：室温弯曲试验 |
China National Standards measure |
English PDF |
| GB/T 26684-2017 |
Methods of measurement for digital terrestrial set-top box 地面数字电视接收器测量方法 |
China National Standards measure |
English PDF |
| GB/T 26685-2017 |
Methods of measurement for digital terrestrial television receiver 地面数字电视接收机测量方法 |
China National Standards measure |
English PDF |
| GB/T 34286-2017 |
Greenhouse gas—Carbon dioxide measurement—Off-axis integrated cavity output spectroscopy method 温室气体 二氧化碳测量 离轴积分腔输出光谱法 |
China National Standards measure |
English PDF |
| GB/T 34287-2017 |
Greenhouse gas—Methane measurement—Off-axis integrated cavity output spectroscopy method 温室气体 甲烷测量 离轴积分腔输出光谱法 |
China National Standards measure |
English PDF |
| GB/T 34041.1-2017 |
measurement of fluid flow in closed conduits—Ultrasonic meters for gas—Part 1: Meters for custody transfer and allocation measurement 封闭管道中流体流量的测量 气体超声流量计 第1部分:贸易交接和分输计量用气体超声流量计 |
China National Standards measure |
English PDF |
| GB/T 34041.2-2017 |
measurement of fluid flow in closed conduits—Ultrasonic meters for gas—Part 2: Meters for industrial applications 封闭管道中流体流量的测量 气体超声流量计 第2部分：工业测量用气体超声流量计 |
China National Standards measure |
English PDF |
| GB/T 19322.3-2017 |
Small craft—Airborne sound emitted by powered recreational craft—Part 3: Sound assessment using calculation measurement procedures 小艇 机动游艇空气噪声 第3部分：用计算和测量程序进行噪声评估 |
China National Standards measure |
English PDF |
| GB/T 24369.3-2017 |
Characterization of gold nanorods—Part 3: measurement method of surface charge density 金纳米棒表征 第3部分：表面电荷密度测量方法 |
China National Standards measure |
English PDF |
| GB/T 34074-2017 |
Digital still cameras—Noise measurements 数码照相机 噪声的测量 |
China National Standards measure |
English PDF |
| GB/T 7343-2017 |
Methods of measurement of the suppression characteristics of passive EMC filtering devices 无源EMC滤波器件抑制特性的测量方法 |
China National Standards measure |
English PDF |
| GB/T 34090.3-2017 |
Internet advertising—Part 3: Effect measurement requirements 互动广告 第3部分：效果测量要求 |
China National Standards measure |
English PDF |
| GB/T 34092-2017 |
Technical requirements and measure methods for digital terrestrial television silicon-tuner 地面数字电视硅调谐器技术要求和测量方法 |
China National Standards measure |
English PDF |
| GB/T 15972.44-2017 |
Specifications for optical fibre test methods—Part 44: measurement methods and test procedures for transmission and optical characteristics—Cut-off wavelength 光纤试验方法规范 第44部分：传输特性和光学特性的测量方法和试验程序 截止波长 |
China National Standards measure |
English PDF |
| GB/T 34094-2017 |
Power consumption measurement methods of information technology equipment 信息技术设备功耗测量方法 |
China National Standards measure |
English PDF |
| GB/T 18271.3-2017 |
Process measurement and control devices—General methods and procedures for evaluating performance—Part 3: Tests for the effects of influence quantities 过程测量和控制装置 通用性能评定方法和程序 第3部分：影响量影响的试验 |
China National Standards measure |
English PDF |
| GB/T 18271.1-2017 |
Process measurement and control devices—General methods and procedures for evaluating performance—Part 1: General considerations 过程测量和控制装置 通用性能评定方法和程序 第1部分：总则 |
China National Standards measure |
English PDF |
| 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 measure |
English PDF |
| GB/T 18271.4-2017 |
Process measurement and control devices—General methods and procedures for evaluating performance—Part 4:Evaluation report content 过程测量和控制装置 通用性能评定方法和程序 第4部分：评定报告的内容 |
China National Standards measure |
English PDF |
| GB/T 33988-2017 |
VIS-SWIR spectral reflectivity measurement of urban surface features 城镇地物可见光-短波红外光谱反射率测量 |
China National Standards measure |
English PDF |
| GB/T 33867-2017 |
measurement for photosynthetic active radiation—Hemispherical radiometer method 光合有效辐射测量 半球向辐射表法 |
China National Standards measure |
English PDF |
| GB/T 18271.2-2017 |
Process measurement and control devices—General methods and procedures for evaluating performance—Part 2:Tests under reference conditions 过程测量和控制装置 通用性能评定方法和程序 第2部分：参比条件下的试验 |
China National Standards measure |
English PDF |
| GB/T 33866-2017 |
measurement for solar ultraviolet radiation—Broadband ultraviolet radiometer method 太阳紫外辐射测量 宽带紫外辐射表法 |
China National Standards measure |
English PDF |
| GB/T 20818.10-2017 |
Industrial-process measurement and control—data structures and elements in process equipment catalogues—Part 10: Lists of properties(LOPs) for industrial-process measurement and control electronic data exchange fundamentals—Fundamentals 工业过程测量和控制 在过程设备目录中的数据结构和元素 第10部分：用于工业过程测量和控制电子数据交换的属性列表（LOPs） 基本原则 |
China National Standards measure |
English PDF |
| 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 measure |
English PDF |
| GB/T 33903-2017 |
Automatic solar tracker of shading ball model for diffuse radiation measurement 散射辐射测量用遮光球式全自动太阳跟踪器 |
China National Standards measure |
English PDF |
| GB/T 6113.201-2017 |
Specification for radio disturbance and immunity measuring apparatus and methods—Part 2-1: Methods of measurement of disturbances and immunity—Conducted disturbance measurements 无线电骚扰和抗扰度测量设备和测量方法规范 第2-1 部分：无线电骚扰和抗扰度测量方法 传导骚扰测量 |
China National Standards measure |
English PDF |
| GB/T 33981-2017 |
Standard practice for the measurement of sound pressure levels on high-voltage alternating current circuit-breakers 高压交流断路器声压级测量的标准规程 |
China National Standards measure |
English PDF |
| GB/T 17626.7-2017 |
Electromagnetic compatibility—Testing and measurement techniques—General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto 电磁兼容 试验和测量技术 供电系统及所连设备谐波、间谐波的测量和测量仪器导则 |
China National Standards measure |
English PDF |
| GB/T 8190.9-2017 |
Reciprocating internal combustion engines—Exhaust emission measurement—Part 9: Test cycles and test procedures for test-bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions 往复式内燃机 排放测量 第9部分：压燃式发动机瞬态工况排气烟度的试验台测量用试验循环和测试规程 |
China National Standards measure |
English PDF |
| GB/T 33826-2017 |
measurement of nanofilm thickness on glass substrate—Profilometric method 玻璃衬底上纳米薄膜厚度测量 触针式轮廓仪法 |
China National Standards measure |
English PDF |
| GB/T 8753.1-2017 |
Anodizing of aluminium and its alloys—Assessment of quality of sealed anodic oxidation coatings—Part 1：measurement of the loss of mass after immersion in acid solution(s) 铝及铝合金阳极氧化 氧化膜封孔质量的评定方法 第1部分：酸浸蚀失重法 |
China National Standards measure |
English PDF |
| GB/T 33771-2017 |
Sound system equipment—Electroacoustical transducers—measurement of suspension parts 声系统设备 电声换能器 悬置部件的测量 |
China National Standards measure |
English PDF |
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