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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "IO" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 7486-1987 Water quality--DeterminatIOn of cyanide--Part 1:Determination of total cyanide
    水质 氰化物的测定 第一部分:总氰化物的测定
    China National Standards
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    GB/T 7485-1987 Water quality--DeterminatIOn of total arsenic--Silver diethyldithiocarbamate spectrophotometricmethod
    水质 总砷的测定 二乙基二硫代氨基甲酸银分光光度法
    China National Standards
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    GB/T 7484-1987 Water quality--DeterminatIOn of fluoride--Ion selective electrode method
    水质 氟化物的测定 离子选择电极法
    China National Standards
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    GB/T 7483-1987 Water quality--DeterminatIOn of fluoride--Fluor reagent spectrophotometric
    水质 氟化物的测定 氟试剂分光光度法
    China National Standards
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    GB/T 7482-1987 Water quality--DeterminatIOn of fluoride--Visual colorimetry with zirconium alizarinsulfonate
    水质 氟化物的测定 茜素磺酸锆目视比色法
    China National Standards
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    GB/T 7481-1987 Water quality--DeterminatIOn of ammonium--Spectrophotometric method with salicylic acid
    水质 铵的测定 水杨酸分光光度法
    China National Standards
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    GB/T 7480-1987 Water quality--DeterminatIOn of nitrate--Spectrophotometric method with phenol disulfonic acid
    水质 硝酸盐氮的测定 酚二磺酸分光光度法
    China National Standards
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    GB/T 7479-1987 Water quality--DeterminatIOn of ammonium--Nessler’s reagent colorimetric method
    水质 铵的测定 纳氏试剂比色法
    China National Standards
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    GB/T 7478-1987 Water quality--DeterminatIOn of ammonium--Distillation and titration method
    水质 铵的测定 蒸馏和滴定法
    China National Standards
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    GB/T 7477-1987 Water quality--DeterminatIOn of thesum of calcium and magnesium--EDTA titrimetric method
    水质 钙和镁总量的测定 EDTA滴定法
    China National Standards
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    GB/T 7476-1987 Water quality--DeterminatIOn of calcium--EDTA titrimetric method
    水质 钙的测定 EDTA滴定法
    China National Standards
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    GB/T 7475-1987 Water quality--DeterminatIOn of copper, zinc, lead and cadmium--Atomic absorption spectrometry
    水质 铜、锌、铅、镉的测定 原子吸收分光光谱法
    China National Standards
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    GB/T 7474-1987 Water quality--DeterminatIOn of copper--Sodium diethyldithiocabamate spectrophotometric method
    水质 铜的测定 二乙基二硫代氨基甲酸钠分光光度法
    China National Standards
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    GB/T 7473-1987 Water quality--DeterminatIOn of copper--2,9-dimethy-1,10-phenanthroline spectrophotometric method
    水质 铜的测定 2,9-二甲基-1,10-菲啰啉分光光度法
    China National Standards
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    GB/T 7472-1987 Water quality--DeterminatIOn of zinc--Spectrophotometric method with dithizone
    水质 锌的测定 双硫腙分光光度法
    China National Standards
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    GB/T 747-2003 Pulps--DeterminatIOn of acid-insoluble lignin
    纸浆 酸不溶木素的测定
    China National Standards
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    GB/T 7471-1987 Water quality--DeterminatIOn of cadmium--Spectrophotometric method with dithizone
    水质 镉的测定 双硫腙分光光度法
    China National Standards
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    GB/T 7470-1987 Water quality--DeterminatIOn of lead--Spectrophotometric method with dithizone
    水质 铅的测定 双硫腙分光光度法
    China National Standards
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    GB/T 7469-1987 Water quality--DeterminatIOn of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method
    水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法
    China National Standards
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    GB/T 7468-1987 Water quality--DeterminatIOn oftotal mercury--Cold atomic absorption spectrophometry
    水质 总汞的测定 冷原子吸收分光光度法
    China National Standards
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    GB/T 7467-1987 Water quality--DeterminatIOn of chromium(Ⅵ)--1,5 Diphenylcarbohydrazide spectrophotometric method
    水质 六价铬的测定 二苯碳酰二肼分光光度法
    China National Standards
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    GB/T 7466-1987 Water quality--DeterminatIOn of total chromium
    水质 总铬的测定
    China National Standards
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    GB/T 7465-2015 High activity cobalt-60 sealed radIOactive sources
    高活度钴60密封放射源
    China National Standards
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    GB/T 7463-2008 Surface active agents - DeterminatIOn of the power to dispersecalcium soap - Acidimetric .method (Modifled Schoenfeldt method)
    表面活性剂 钙皂分散力的测定 酸量滴定法 (改进Schoenfeldt法)
    China National Standards
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    GB/T 7452-2007 Mechanical vibratIOn - Guidelines for the measurement, reporting and evaluation of vibration with regard to habitability on passenger and merchant ships
    机械振动 客船和商船适居性振动测量、报告和评价准则
    China National Standards
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    GB/T 745-2003 Pulps--DeterminatIOn of pentosan content
    纸浆 多戊糖的测定
    China National Standards
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    GB/T 744-2004 Pulps--DeterminatIOn of alkali resistance
    纸浆 抗碱性的测定
    China National Standards
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    GB/T 7436-1987 SpecificatIOns of TDM equipment operating on an analog telephone-type circuit for telegraph and lower-speed data
    在模拟电话电路上开放电报及低速数据的时分复用设备技术要求
    China National Standards
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    GB/T 743-2003 Pulps--DeterminatIOn of ether solubles
    纸浆 乙醚抽出物的测定
    China National Standards
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    GB/T 7430-2012 Imaging materials - Photographic films - SpecificatIOns for safety film
    影像材料 摄影胶片 安全胶片规范
    China National Standards
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    GB/T 7424.5-2012 Optical fibre cables - Part 5: SectIOnal specification - Micro-duct optical fibre cables and fibre units for installation by blowing
    光缆 第5部分:分规范 用于气吹安装的微型光缆和光纤单元
    China National Standards
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    GB/T 7424.4-2003 Optical fiber cables--Part 4-1:SectIOn specification--Optical fibre composite overhead ground wire
    光缆 第4-1部分:分规范 光纤复合架空地线
    China National Standards
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    GB/T 7424.3-2003 Optical fibre cables--Part 3: SectIOn specification--Outdoor cables
    光缆 第3部分: 分规范 室外光缆
    China National Standards
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    GB/T 7424.2-2008 Optical fibre cable generic specificatIOn - Part 2: Basic optical cable test procedures
    光缆总规范 第2部分: 光缆基本试验方法
    China National Standards
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    GB/T 7424.1-2003 Generic specificatIOn for optical fibre cables--Part 1:General
    光缆总规范 第1部分:总则
    China National Standards
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    GB/T 7423.1-1987 Heat sink of semiconductor devices--Generic specificatIOn
    半导体器件散热器 通用技术条件
    China National Standards
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    GB/T 742-2008 Fibrous raw material,Pulp,Paper and board - DeterminatIOn of ash
    造纸原料、纸浆、纸和纸板灰分的测定
    China National Standards
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    GB/T 7422.2-1987 16×12, 16×8, 16×4 Dot matrix data set of Mongo-lian characters for informatIOn interchange
    信息交换用蒙古文16×12、16×8、16×4点阵数据集
    China National Standards
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    GB/T 7422.1-1987 16×12, 16×8, 16×4 Dot matrix font set of Mongo-lian characters for informatIOn interchange
    信息交换用蒙古文16×12、16×8、16×4点阵字模集
    China National Standards
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    GB/T 7421-2008 InformatIOn technology - Telecommunications and information exchange between systems - High-level data link control (HDLC) procedures
    信息技术 系统间远程通信和信息交换 高级数据链路控制(HDLC)规程
    China National Standards
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    GB/T 7419-1987 InformatIOn processing--Implementation of the 7-bit coded character set and its 7-bit and 8-bit extensions on 3.81mm magnetic tape cassette for data interchange
    信息处理 数据交换用七位编码字符集及其七位与八位扩充在3.81mm盒式磁带上的实现方法
    China National Standards
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    GB/T 7409.3-2007 ExcitatIOn system for synchronous electrical machines - Technical requirements of excitation system for large and medium synchronous generators
    同步电机励磁系统 大、中型同步发电机励磁系统技术要求
    China National Standards
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    GB/T 7409.2-2008 ExcitatIOn systems for synchronous machines - Models for power system studies
    同步电机励磁系统 电力系统研究用模型
    China National Standards
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    GB/T 7409.1-2008 ExcitatIOn systems for synchronous electrical machines - Definitions
    同步电机励磁系统 定义
    China National Standards
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    GB/T 7408-2005 Data Elements and inter change formats-InformatIOn interchange-Representation of dates and times
    数据元和交换格式 信息交换 日期和时间表示法
    China National Standards
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    GB/T 7403.2-2008 Lead-acid tractIOn batteries - Part 2: Product types and specifications
    牵引用铅酸蓄电池 第2部分: 产品品种和规格
    China National Standards
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    GB/T 7403.1-2008 Lead acid tractIOn batteries - Part 1: Technical conditions
    牵引用铅酸蓄电池 第1部分:技术条件
    China National Standards
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    GB/T 7402-1987 Time and frequncy disseminatIOn via television signals
    利用电视信号传送标准时间频率
    China National Standards
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    GB/T 7401-1987 Method for subjective assessment of quality of colour televisIOn pictures
    彩色电视图像质量主观评价方法
    China National Standards
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    GB/T 7400-2011 RadIO and television terminology
    广播电视术语
    China National Standards
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    GB/T 7397.3-1998 Measuring methods for non-broadcast video tape recorders--Part 3:AudIO characteristics for FMrecording
    非广播磁带录像机测量方法 第3部分:FM记录的音频特性
    China National Standards
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    GB/T 7393-1987 Basic size of outlet of cable distributIOn systems intended for sound and television signals
    声音和电视信号的电缆分配系统输出口基本尺寸
    China National Standards
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    GB/T 7392-1998 Series 1 thermal containers--SpecificatIOn and testing
    系列1集装箱的技术要求和试验方法 保温集装箱
    China National Standards
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    GB/T 7386-2008 Co-ordinatIOn of dimension in ships’ accommodation
    船舶起居舱室的尺度协调
    China National Standards
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    GB/T 7385-2012 Non-IOnic surface active agents - Polyethoxylated derivatives - Iodometric determination of oxyethylene groups
    非离子型表面活性剂 聚乙氧基化衍生物中氧乙烯基含量的测定 碘量法
    China National Standards
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    GB/T 7383-2007 Non-IOnic surface active agents - Determination of hydroxyl value
    非离子表面活性剂 羟值的测定
    China National Standards
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    GB/T 7381-2010 Surface active agents - DeterminatIOn of stability in hard water
    表面活性剂 在硬水中稳定性的测定方法
    China National Standards
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    GB/T 7378-2012 Surface active agents - DeterminatIOn of alkalinity - Titrimetric method
    表面活性剂 碱度的测定 滴定法
    China National Standards
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    GB/T 7376-2008 DeterminatIOn of micro-amounts of water in industrial Fluorinated alkane
    工业用氟代烷烃中微量水分的测定
    China National Standards
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    GB/T 7375-2006 Fluorinated methanes for industrial uses―DeterminatIOn of purity―Gas chromatography
    工业用氟代甲烷类纯度的测定 气相色谱法
    China National Standards
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    GB/T 7363-1987 Paraffin wax--DeterminatIOn of polynuclear aromatics
    石蜡中稠环芳烃试验法
    China National Standards
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    GB/T 7362-1987 Brake and electrical connectIOn locations of truck andtrailer-towing vehicle
    全挂牵引车和货车的制动及电路连接位置
    China National Standards
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    GB/T 7361-1987 Brake and electrical connectIOn locations of semi-trailer towing vehicle
    半挂牵引车的制动及电路连接位置
    China National Standards
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    GB/T 7358-1998 Electrical installatIOns in ships--Systemdesign--General
    船舶电气设备 系统设计 总则
    China National Standards
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    GB/T 7357-2010 Electrical installatIOns in ships - System design - Protection
    船舶电气设备 系统设计 保护
    China National Standards
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    GB/T 7352-2008 Electrical measuring systems and instruments utilizing IOnizing radiation source
    利用电离辐射源的电测量系统和仪表
    China National Standards
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    GB/T 7349-2002 Methods of measur ement of radIO interference from high voltage overhead power transmission line and substation
    高压架空送电线、变电站无线电干扰测量方法
    China National Standards
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    GB/T 7346-2015 Basic outline constructIOnal type for control motors and feedback components
    控制电机基本外形结构型式
    China National Standards
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    GB/T 7344-2015 General specificatIOn for AC servomotors
    交流伺服电动机通用技术条件
    China National Standards
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    GB/T 7343-1987 Methods of measurement of the suppresIOn characteristics of passive radio interference filters and suppression components over the frequency range of 10kHz to 30MHz
    10 kHz~30 MHz无源无线电干扰滤波器和抑制元件抑制特性的测量方法
    China National Standards
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    GB/T 7341.4-1998 AudIOmeters--Part 4:Equipment for extended high-frequency audiometry
    听力计 第4部分 延伸高频测听的设备
    China National Standards
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    GB/T 7341.3-1998 AudIOmeters--Part 3:Auditory test signals of short duration for audiometric and neuro-otological purposes
    听力计 第3部分 用于测听与神经耳科的短持续听觉测试信号
    China National Standards
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    GB/T 7341.2-1998 AudIOmeters--Part 2:Equipment for speechaudio-metry
    听力计 第2部分 语言测听设备
    China National Standards
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    GB/T 7341.1-2010 Electroacoustics - AudIOlogical equipment - Part 1: Pure-tone audiometers
    电声学 测听设备 第1部分:纯音听力计
    China National Standards
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    GB/T 7340-1987 Fixed resistors for use in electronic equipment--Part 6:Blank detail specificatIOn--Fixed resistor networks with individually measurable resistor of either different resistance values or different rated dissipations--Assessment level E
    电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗不同, 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)
    China National Standards
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    GB/T 7339-1987 Fixed resistors for use in electronic equipment--Part 6:Blank detail specificatIOn--Fixed resistor networks with individually measurable resistors, all of equal value and equal dissipation--Assessment level E
    电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗相同, 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)
    China National Standards
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    GB/T 7338-1996 Fixed resistors for use in electronic equipment--Part 6:SectIOnal specification--Fixed resistor networks with individually measurable resistors
    电子设备用固定电阻器 第6部分:分规范 各电阻器可单独测量的固定电阻网络
    China National Standards
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    GB/T 7333-2012 Fixed capacitors for use in electronic equipment - Part 2-1: Blank detail specificatIOn - Fixed metallized polyethylene-terephthalate film dielectric d.c.capacitors - Assessment levels E and EZ
    电子设备用固定电容器 第2-1部分:空白详细规范 金属化聚乙烯对苯二甲酸酯膜介质 直流固定电容器 评定水平E和EZ
    China National Standards
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    GB/T 7332-2011 Fixed capacitors for use in electronic equipment - Part 2: SectIOnal specification - Fixed metallized polyethylene-terephthalate film dielectric d.c.capacitors
    电子设备用固定电容器 第2部分:分规范 金属化聚乙烯对苯二甲酸酯膜介质直流固定电容器
    China National Standards
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    GB/T 7325-1987 Petroleum products--Lubricating greases and oils--DeterminatIOn of evaporation loss
    润滑脂和润滑油蒸发损失测定法
    China National Standards
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    GB/T 7322-2007 Refractory products - DeterminatIOn of pyrometric cone equivalent (refractoriness)
    耐火材料 耐火度试验方法
    China National Standards
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    GB/T 7321-2004 Sample preparatIOn for testing of shaped refractory products
    定形耐火制品试样制备方法
    China National Standards
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    GB/T 7320-2008 Refractories - DeterminatIOn of thermal expansion
    耐火材料 热膨胀试验方法
    China National Standards
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    GB/T 7314-2005 Metallic materials-CompressIOn testing at ambient temperature
    金属材料 室温压缩试验方法
    China National Standards
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    GB/T 7311-2008 ClassificatIOn and editorial nominating method for packaging machinery
    包装机械分类与型号编制方法
    China National Standards
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    GB/T 7309-2000 General specificatIOn for audio cassettes
    盒式录音磁带通用规范
    China National Standards
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    GB/T 7304-2014 Standard test method for acid number of petroleum products by potentIOmetric titration
    石油产品酸值的测定 电位滴定法
    China National Standards
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    GB/T 7294-2009 Feed additive - MenadIOne sodium bisulfite(Vitamin K3)
    饲料添加剂 亚硫酸氢钠甲萘醌(维生素K3)
    China National Standards
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    GB/T 7291-2008 Graphical symbols - Technical guidelines for the consideratIOn of consumers’ needs
    图形符号 基于消费者需求的技术指南
    China National Standards
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    GB/T 7289-1987 PresentatIOn of reliability,maintainability and availability predictions
    可靠性、维修性与有效性预计报告编写指南
    China National Standards
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    GB/T 7288.2-1987 Equipment reliability testing--Preferred test conditIOns--Equipment for stationary use in weather protected locations--High degree of simulation
    设备可靠性试验 推荐的试验条件 固定使用在有气候防护场所设备 精模拟
    China National Standards
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    GB/T 7288.1-1987 Equipment reliability testing--Preferred test conditIOns indoor portable equipment--Low degree ofsimulation
    设备可靠性试验 推荐的试验条件 室内便携设备 粗模拟
    China National Standards
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    GB/T 7276-1987 Hinges general technical conditIOn
    合页通用技术条件
    China National Standards
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    GB/T 7269-2008 Arrangement,types and basic dimensIOns of consoles for electronic equipments
    电子设备控制台的布局、型式和基本尺寸
    China National Standards
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    GB/T 7268-2015 Series of basic dimensIOns of subracks and associated plug-in units panels for protection and automation equipment of power system
    电力系统保护及其自动化装置用插箱及插件面板基本尺寸系列
    China National Standards
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    GB/T 7267-2015 Series of basic dimensIOn of protective and control panels and cabinet for secondary circuit of power system
    电力系统二次回路保护及自动化机柜(屏)基本尺寸系列
    China National Standards
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    GB/T 7265.1-1987 Test method for complex permittivity of solid dielectric materials at microwave frequencies--PerturbatIOn method
    固体电介质微波复介电常数的测试方法 微扰法
    China National Standards
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    GB/T 7262-2009 Technical requirements and equipment arrangement for highway communicatIOn
    公路通信技术要求及设备配置
    China National Standards
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    GB/T 726-1994 Reciprocating internal combustIOn engines--Designation of the direction of rotation and of cylinders and valves in cylinder heads and definition of right-hand and left-hand in line engines and locations on an engine
    往复式内燃机 旋转方向、气缸和气缸盖上气门的标志及直列式内燃机右机、左机和发动机方位的定义
    China National Standards
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    GB/T 7261-2016 Basic testing method for relaying protectIOn and security automatic equipment
    继电保护和安全自动装置基本试验方法
    China National Standards
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    English PDF

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