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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 12586-2003 |
Rubber or plastics-coated fabrics--Determination of resistance to daMage by flexing 橡胶或塑料涂覆织物 耐屈挠破坏性的测定 |
China National Standards Ma |
 English PDF |
| GB 9656-2003 |
Safety glazing Materials for road vehicles 汽车安全玻璃 |
China National Standards Ma |
English PDF |
| GB/T 19023-2003 |
Guidelines for quality Management system documentation 质量管理体系文件指南 |
China National Standards Ma |
English PDF |
| GB 17269-2003 |
Safety regulation for the prevention and protection of dust explosion in Manufacturing powder of aluminum and/or magnesium 铝镁粉加工粉尘防爆安全规程 |
China National Standards Ma |
English PDF |
| GB 19054-2003 |
General technical conditions for fuel oil creMator 燃油式火化机通用技术条件 |
China National Standards Ma |
English PDF |
| GB/T 18999-2003 |
Industrial autoMation systems--Concepts and rules for enterprise models 工业自动化系统 企业模型的概念与规则 |
China National Standards Ma |
English PDF |
| GB/T 19067.1-2003 |
Geometrical Product Specifications(GPS)--Surface texture: Profile method--Measurement standards--Part 1: Material measures 产品几何量技术规范(GPS) 表面结构 轮廓法 测量标准 第1部分:实物测量标准 |
China National Standards Ma |
English PDF |
| GB/T 18778.2-2003 |
Geometrical Product Specifications(GPS)--Surface texture: Profile method--Surface having stratified functional properties--Part 2: Height characterization using the linear Material ratio curve 产品几何量技术规范(GPS) 表面结构 轮廓法 具有复合加工特征的表面 第2部分: 用线性化的支承率曲线表征高度特性 |
China National Standards Ma |
English PDF |
| GB/T 19078-2003 |
Magnesium alloy ingots for castings 铸造镁合金锭 |
China National Standards Ma |
English PDF |
| GB/T 19076-2003 |
Sintered metal Materials--Specifications 烧结金属材料规范 |
China National Standards Ma |
English PDF |
| GB/T 4129-2003 |
Acoustics--Requirements for the perforMance and calibration of reference sound sources used for the determination of sound power levels 声学 用于声功率级测定的标准声源的性能与校准要求 |
China National Standards Ma |
English PDF |
| GB/T 19052-2003 |
Acoustics--Noise emitted by Machinery and equipment--Rules for the drafting and presentation of a noise test code 声学 机器和设备发射的噪声 噪声测试规范起草和表述的准则 |
China National Standards Ma |
English PDF |
| GB/T 11684-2003 |
ElectroMagnetic environment conditions and testing procedures for nuclear instrumentation 核仪器电磁环境条件与试验方法 |
China National Standards Ma |
English PDF |
| GB/T 15000.8-2003 |
Directives for the work of reference Materials(8)--Uses of certified reference materials 标准样品工作导则(8) 有证标准样品的使用 |
China National Standards Ma |
English PDF |
| GB/T 15000.4-2003 |
Directives for the work of reference Materials(4)--Contents of certificates and labels 标准样品工作导则(4) 标准样品证书和标签的内容 |
China National Standards Ma |
English PDF |
| GB/T 17680.9-2003 |
Criteria for emergency planning and preparedness for nuclear power plants--Maintenance of on-site emergency response capacity 核电厂应急计划与准备准则 场内应急响应能力的保持 |
China National Standards Ma |
English PDF |
| GB 7691-2003 |
Safety code for painting--Safety Management general rule 涂装作业安全规程 安全管理通则 |
China National Standards Ma |
English PDF |
| GB/T 8196-2003 |
Safety ofMachinery--Guards--General requirements for the design and construction of fixed and movable guards 机械安全 防护装置 固定式和活动式防护装置设计与制造一般要求 |
China National Standards Ma |
English PDF |
| GB/T 11197-2003 |
Standard for Marine radio communication vocabulary 海上船舶无线电通话标准用语 |
China National Standards Ma |
English PDF |
| GB/T 17693.7-2003 |
TransforMation guidelines of geographical names from foreign languages into Chinese--Portuguese 外语地名汉字译写导则 葡萄牙语 |
China National Standards Ma |
English PDF |
| GB/T 13877.5-2003 |
Tractors and self-propelled Machines for agriculture and forestry--Operator enclosure environment--Part 5: Pressurization system test method 农林拖拉机和自走式机械封闭驾驶室 第5部分: 空气压力调节系统试验方法 |
China National Standards Ma |
English PDF |
| GB/T 13877.4-2003 |
Tractorsand self-propelled Machines for agriculture and forestry--Operator enclosure environment--Part 4: Air filter element test method 农林拖拉机和自走式机械封闭驾驶室 第4部分: 空气滤清器试验方法 |
China National Standards Ma |
English PDF |
| GB/T 13877.3-2003 |
Tractors and self-propelled Machines for agriculture and forestry--Operator enclosure environment--Part 3: Determination of effect of solar heating 农林拖拉机和自走式机械封闭驾驶室 第3部分: 太阳能加热系统效率的确定 |
China National Standards Ma |
English PDF |
| GB/T 13877.2-2003 |
Tractors and self-propelled Machines for agriculture and forestry--Operator enclosure environment--Part 2: Heating，ventilation and air-conditioning test method and performance 农林拖拉机和自走式机械封闭驾驶室 第2部分: 采暖、通风和空调系统试验方法和性能要求 |
China National Standards Ma |
English PDF |
| GB/T 13877.1-2003 |
Tractors and self-propelled Machines for agriculture and forestry--Operator enclosure environment--Part 1: Vocabulary 农林拖拉机和自走式机械封闭驾驶室 第1部分:词汇 |
China National Standards Ma |
English PDF |
| GB/T 16857.4-2003 |
Geometrical Product Specifications(GPS)--Acceptance andreverification tests for coordinate measuring Machines(CMM)--Part 4: CMMs used in scanning measuring mode 产品几何量技术规范(GPS) 坐标测量机的验收检测和复检检测 第4部分: 在扫描模式下使用的坐标测量机 |
China National Standards Ma |
English PDF |
| GB/T 8804.2-2003 |
Thermoplastic pipes--Determination of tensile properties--Part 2: Pipes Made of unplasticized poly(vinyl chloride)(PVC-U)，chlorinated poly(vinyl chloride)(PVC-C)and high-impact poly(vinyl chloride)(PVC-HI) 热塑性塑料管材 拉伸性能测定 第2部分: 硬聚氯乙烯(PVC-U)、氯化聚氯乙烯(PVC-C)和高抗冲聚氯乙烯(PVC-HI)管材 |
China National Standards Ma |
English PDF |
| GB/T 18995-2003 |
CineMatography--Manufacturer-printed，latent image identification on 16mm，35mm and 65mm motion-picture film--Specifications and dimensions 电影摄影术 在16mm、35mm和65mm电影胶片上由制造厂印制的潜影标识 规范和尺寸 |
China National Standards Ma |
English PDF |
| GB 15322.6-2003 |
Combustible gas detectors--Part 6: Portable detectors for combustible Man-made gas 可燃气体探测器 第6部分: 测量人工煤气的便携式可燃气体探测器 |
China National Standards Ma |
English PDF |
| GB 15322.5-2003 |
Combustible gas detectors--Part 5: Self-contained detectors for combustible Man-made gas 可燃气体探测器 第5部分: 测量人工煤气的独立式可燃气体探测器 |
China National Standards Ma |
English PDF |
| GB 15322.4-2003 |
Combustible gas detectors--Part 4: Point type detectors for combustible Man-made gas 可燃气体探测器 第4部分: 测量人工煤气的点型可燃气体探测器 |
China National Standards Ma |
English PDF |
| GB/T 18969-2003 |
Determination of residues of organaphosphorus in feeds--Gas chroMatagraphic method 饲料中有机磷农药残留量的测定 气相色谱法 |
China National Standards Ma |
English PDF |
| GB/Z 18039.5-2003 |
ElectroMagnetic compatibility--Environment--Electromagnetic environment for low-frequency conducted disturbances and signalling in public power supply systems 电磁兼容 环境 公用供电系统低频传导骚扰及信号传输的电磁环境 |
China National Standards Ma |
English PDF |
| GB/Z 17625.6-2003 |
ElectroMagnetic compatibility--Limits--Limitation of emission of harmonic currents in low-voltage power supply systems for equipment with rated current greater than 16A 电磁兼容 限值 对额定电流大于16A的设备在低压供电系统中产生的谐波电流的限制 |
China National Standards Ma |
English PDF |
| GB/T 7260.3-2003 |
Uninterruptiblepower systems(UPS)--Part 3:Method of specifying the perforMance and test requirements 不间断电源设备(UPS) 第3部分: 确定性能的方法和试验要求 |
China National Standards Ma |
English PDF |
| GB/T 18980-2003 |
Determination of aflatoxin M1 content in milk and milk powder--Cleanup byimmunoaffinity chroMatogaphy and determination by high-performance liquid chromatigraphy and fluorometer 乳和乳粉中黄曲霉毒素M1的测定 免疫亲和层析净化高效液相色谱法和荧光光度法 |
China National Standards Ma |
English PDF |
| GB/T 18979-2003 |
Determination aflatoxins content in food--Cleanup by immunoaffinity chroMatogaphy and determination by high-performance liquid chromatigraphy and fluor-ometer 食品中黄曲霉毒素的测定 免疫亲和层析净化高效液相色谱法和荧光光度法 |
China National Standards Ma |
English PDF |
| GB/T 18977-2003 |
Ergonomics of the therMal environment--Assessment of the influence of the thermal environment usingsubjective judgement scales 热环境人类工效学 使用主观判定量表评价热环境的影响 |
China National Standards Ma |
English PDF |
| GB/T 18976-2003 |
HuMan-centred design processes for interactive systems 以人为中心的交互系统设计过程 |
China National Standards Ma |
English PDF |
| GB/T 18975.1-2003 |
Industrial autoMation systems and integration--Integration of life-cycle data for process plants including oil and gas production facilities--Part 1: Overview and fundamental principles 工业自动化系统与集成 流程工厂(包括石油和天然气生产设施)生命周期数据集成 第1部分:综述与基本原理 |
China National Standards Ma |
English PDF |
| GB/T 18039.4-2003 |
ElectroMagnetic compatibility--Environment--Compatibility levels in industrial plants for low-frequency conducted disturbances 电磁兼容 环境 工厂低频传导骚扰的兼容水平 |
China National Standards Ma |
English PDF |
| GB/T 18039.3-2003 |
ElectroMagnetic compatibility--Environment--Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems 电磁兼容 环境 公用低压供电系统低频传导骚扰及信号传输的兼容水平 |
China National Standards Ma |
English PDF |
| GB/T 17799.2-2003 |
ElectroMagnetic compatibility--Generic standards--Immunity for industrial environments 电磁兼容 通用标准 工业环境中的抗扰度试验 |
China National Standards Ma |
English PDF |
| GB/T 13870.3-2003 |
Effects of current on huMan beings and livestock--Part 3: Effects of currents passing through the body of livestock 电流对人和家畜的效应 第3部分: 电流通过家畜躯体的效应 |
China National Standards Ma |
English PDF |
| GB/T 18968-2003 |
Terms of wall Materials 墙体材料术语 |
China National Standards Ma |
English PDF |
| GB/T 8461-2003 |
Textile Machineryand accessories--Cone sectional warping machines--Maximum usable width 纺织机械与附件 圆锥滚筒分条整经机 最大有效宽度 |
China National Standards Ma |
English PDF |
| GB/T 8457-2003 |
Textile Machinery and accessories--Knitting machines--Number of needles for circular knitting machines of large nominal diameter 纺织机械 针织机 大公称直径圆机的针数 |
China National Standards Ma |
English PDF |
| GB/T 8456-2003 |
Textile Machinery--Knitting machines--Nominal diameters of circular machines 纺织机械 针织机 圆机的公称直径 |
China National Standards Ma |
English PDF |
| GB/T 6975.2-2003 |
Textile Machinery and accessories--Bales of man-made staple fibres--Dimensions 纺织机械与附件 化学短纤维包 尺寸 |
China National Standards Ma |
English PDF |
| GB/T 6594.2-2003 |
Plastics--Polystyrene(PS) moulding and extrusion Materials--Part 2: Preparation of testspecimens and determination of properties 塑料 聚苯乙烯(PS)模塑和挤出材料 第2部分: 试样制备和性能测定 |
China National Standards Ma |
English PDF |
| GB/T 6002.7-2003 |
Textile Machinery terminology--Part 7: Rotor type open-end spinning machines 纺织机械术语 第7部分: 转杯纺纱机 |
China National Standards Ma |
English PDF |
| GB/T 6002.6-2003 |
Textile Machinery terminology--Part 6: Pirn winding machines 纺织机械术语 第6部分: 卷纬机 |
China National Standards Ma |
English PDF |
| GB/T 5459-2003 |
Textile Machinery and accessories--Spindle gauges for ring-spinning and ring-doubling frames 纺织机械与附件 环锭细纱机和环锭捻线机 锭距 |
China National Standards Ma |
English PDF |
| GB/T 2546.2-2003 |
Plastics--Polypropylene(PP) moulding and extrusion Materials--Part 2: Preparation of test specimens and determination of properties 塑料 聚丙烯(PP)模塑和挤出材料 第2部分: 试样制备和性能测定 |
China National Standards Ma |
English PDF |
| GB/T 18964.2-2003 |
Plastics--Impact-resistant polystyrene(PS-I) moulding and extrusion Materials--Part 2: Preparation of test specimens and determination of properties 塑料 抗冲击聚苯乙烯(PS-I)模塑和挤出材料 第2部分: 试样制备和性能测定 |
China National Standards Ma |
English PDF |
| GB/T 17037.4-2003 |
Plastic--Injection moulding of test specimens of thermoplastic Materials--Part 4: Determination of moulding shrinkage 塑料 热塑性塑料材料注塑试样的制备 第4部分: 模塑收缩率的测定 |
China National Standards Ma |
English PDF |
| GB/T 17037.3-2003 |
Plastics--Injection moulding of test specimens of thermoplastic Materials--Part 3: Small plates 塑料 热塑性塑料材料注塑试样的制备 第3部分: 小方试片 |
China National Standards Ma |
English PDF |
| GB/T 8458-2003 |
Textile Machinery and accessories--Pitches of knitting machine needles 纺织机械与附件 针织机针距 |
China National Standards Ma |
English PDF |
| GB/T 19042.1-2003 |
Evaluation and routine testing in medical iMaging departments--Part 3-1: Acceptance test--Imaging performance of X-ray equipment for radiographic and radioscopic systems 医用成像部门的评价及例行试验 第3-1部分:X射线摄影和透视系统用X射线设备成像性能验收试验 |
China National Standards Ma |
English PDF |
| GB/T 17006.6-2003 |
Evaluation and routine testing in medical iMaging departments--Part 2-4 Constancy tests--Hard copy cameras 医用成像部门的评价及例行试验 第2-4部分: 硬拷贝照相机稳定性试验 |
China National Standards Ma |
English PDF |
| GB/T 4269.5-2003 |
Portable forestry Machinery--Symbols for operator controls and other displays 便携式林业机械 操作者控制符号和其他标记 |
China National Standards Ma |
English PDF |
| GB/T 13123-2003 |
Bamboo-Mat plywood 竹编胶合板 |
China National Standards Ma |
English PDF |
| GB/T 15845.4-2003 |
PerforMance requirements of audiovisual terminals--Narrow-band audio visual system and terminal equipment 视听用户终端技术要求 窄带视听系统和终端设备 |
China National Standards Ma |
English PDF |
| GB 18956-2003 |
Safety of woodworking Machines--Surface planing and thicknessing machines 木工机床安全 平压两用刨床 |
China National Standards Ma |
English PDF |
| GB/T 18305-2003 |
Quality Management systems--Particular requirements for the application of ISO 9001:2000 for automotive production and relevant service part organizations 质量管理体系 汽车生产件及相关服务件组织应用GB/T 19001-2000的特别要求 |
China National Standards Ma |
English PDF |
| GB/T 10180-2003 |
TherMal performance test code for industrial boilers 工业锅炉热工性能试验规程 |
China National Standards Ma |
English PDF |
| GB/T 4365-2003 |
Electrotechnical terminology--ElectroMagnetic compatibility 电工术语 电磁兼容 |
China National Standards Ma |
English PDF |
| GB/T 18945-2003 |
Polymeric Materials，cellular flexible--Method of assessment of air flow value at constant pressure-drop 高聚物多孔弹性材料 恒定压力降时流量的估算方法 |
China National Standards Ma |
English PDF |
| GB/T 18944.1-2003 |
Flexible cellular polymeric Materials--Sponge and expanded cellular rubber products--Part 1:Sheeting 高聚物多孔弹性材料 海绵与多孔橡胶制品 第1部分:片材 |
China National Standards Ma |
English PDF |
| GB/T 18942.2-2003 |
Flexible cellular polymeric Materials--Determination of stress-strain characteristicsin compression--Part 2: High density maternals 高聚物多孔弹性材料 压缩应力应变特性的测定 第2部分: 高密度材料 |
China National Standards Ma |
English PDF |
| GB/T 18942.1-2003 |
Polymeric Material，cellular flexible--Determination of stress-strain characteristic in compression--Part 1: Low density materials 高聚物多孔弹性材料 压缩应力应变特性的测定 第1部分:低密度材料 |
China National Standards Ma |
English PDF |
| GB/T 18941-2003 |
Flexible cellular polymeric Materials--Determination of fatigue by constant-load pounding 高聚物多孔弹性材料 定负荷冲击疲劳的测定 |
China National Standards Ma |
English PDF |
| GB/T 14274-2003 |
Polymeric Materials，cellular flexible--Accelerated ageing tests 高聚物多孔弹性材料 加速老化试验 |
China National Standards Ma |
English PDF |
| GB/T 12825-2003 |
Polymeric Materials，cellular flexible--Determination of hardness by indentation technique 高聚物多孔弹性材料 凹入度法硬度测定 |
China National Standards Ma |
English PDF |
| GB/T 10655-2003 |
Polymeric Materials，cellular flexible--Determination of air flow permeability 高聚物多孔弹性材料 空气透气率的测定 |
China National Standards Ma |
English PDF |
| GB/T 18933-2003 |
Sales contract message of international trade(XML ForMal) 国际货物销售合同报文(XML格式) |
China National Standards Ma |
English PDF |
| GB/T 6394-2002 |
Metal-methids for estiMating the average grain size 金属平均晶粒度测定法 |
China National Standards Ma |
English PDF |
| GB/T 2999-2002 |
Refractory Materials--Determination of bulk density of granular materials 耐火材料颗粒体积密度试验方法 |
China National Standards Ma |
English PDF |
| GB/T 18932.7-2002 |
Method for the determination ofphenol residues in honey--Liquid chroMatographic method 蜂蜜中苯酚残留量的测定方法 液相色谱法 |
China National Standards Ma |
English PDF |
| GB/T 18932.5-2002 |
Method for the determination of sulfacetamide，sulfapyridine，sulfamerazine，sulfamethoxypyridazine，sulfameter，sulfachloropyridazine，sulfamethoxazole and sulfadime-thoxine residues in honey--Liquid chroMatographic method 蜂蜜中磺胺醋酰、磺胺吡啶、磺胺甲基嘧啶、磺胺甲氧哒嗪、磺胺对甲氧嘧啶、磺胺氯哒嗪、磺胺甲基异NFDAE唑、磺胺二甲氧嘧啶残留量的测定方法 液相色谱法 |
China National Standards Ma |
English PDF |
| GB/T 18932.4-2002 |
Method for the determination of oxytetracycline，tetracycline，chlortetracycline，and doxycycline residues in honey--Liquid chroMatographic method 蜂蜜中土霉素、四环素、金霉素、强力霉素残留量的测定方法 液相色谱法 |
China National Standards Ma |
English PDF |
| GB/T 18932.3-2002 |
Method for the determination of streptomycin residues in honey--Liquid chroMatography method 蜂蜜中链霉素残留量的测定方法 液相色谱法 |
China National Standards Ma |
English PDF |
| GB/T 18932.2-2002 |
Method for the determination of high fructose starch syrup in honey--Thin-layer chroMatographic method 蜂蜜中高果糖淀粉糖浆测定方法 薄层色谱法 |
China National Standards Ma |
English PDF |
| GB/T 18932.12-2002 |
Method for the determination of potassium，sodium，calcium，Magnesium，zinc，iron，copper，manganese，chromium，lead，cadmium contents in honey--Atomic absorption spectrometry 蜂蜜中钾、钠、钙、镁、锌、铁、铜、锰、铬、铅、镉含量的测定方法 原子吸收光谱法 |
China National Standards Ma |
English PDF |
| GB/T 18932.11-2002 |
Method for the determination of potassium，phosphorus，iron，calcium，zinc，aluminium，sodium，Magnesium，boron，manganese，copper，barium，titanium，vanadium，nickel，cobalt，chromium contents in honey--Inductively coupled plasma atomic e 蜂蜜中钾、磷、铁、钙、锌、铝、钠、镁、硼、锰、铜、钡、钛、钒、镍、钴、铬含量的测定方法 电感耦合等离子体原子发射光谱(ICP-AES)法 |
China National Standards Ma |
English PDF |
| GB/T 18932.10-2002 |
Method for the determination of bromopropylate and 4，4’-dibromobenzophenoneresidues in honey--Gas chroMatography/mass spectrometry 蜂蜜中溴螨酯、4，4’-二溴二苯甲酮残留量的测定方法 气相色谱/质谱法 |
China National Standards Ma |
English PDF |
| GB/T 13477.10-2002 |
Test method for building sealants--Part 10:Determination of tensile properties at Maintained extension 建筑密封材料试验方法 第10部分:定伸粘结性的测定 |
China National Standards Ma |
English PDF |
| GB/T 5137.3-2002 |
Road vehicles--Safety glazing Materials--Part 3:Test methods for resistance to radiation，high temperature，humidity，fire and simulated weathering 汽车安全玻璃试验方法 第3部分:耐辐照高温潮湿燃烧和耐模拟气候试验 |
China National Standards Ma |
English PDF |
| GB/T 5137.2-2002 |
Road vehicles--Safety glazing Materials--Part 2:Test methods for optical properties 汽车安全玻璃试验方法 第2部分:光学性能试验 |
China National Standards Ma |
English PDF |
| GB/T 5137.1-2002 |
Road vehicles--Safety glazing Materials--Part 1:Test methods for mechanical properties 汽车安全玻璃试验方法 第1部分:力学性能试验 |
China National Standards Ma |
English PDF |
| GB/T 18928-2002 |
Spiral wrapping Machine for pallet 托盘缠绕裹包机 |
China National Standards Ma |
English PDF |
| GB/T 18927-2002 |
Packaging containers--Master accessory 包装容器 金属辅件 |
China National Standards Ma |
English PDF |
| GB/T 13477.19-2002 |
Test method for building sealants--Part 19:Determination of change in Mass and volume 建筑密封材料试验方法 第19部分:质量与体积变化的测定 |
China National Standards Ma |
English PDF |
| GB/T 13477.11-2002 |
Test method for building sealants--Part 11:Determination of adhesion/cohesion properties at Maintained extension after immersion in water 建筑密封材料试验方法 第11部分:浸水后定伸粘结性的测定 |
China National Standards Ma |
English PDF |
| GB/T 90.2-2002 |
Fasteners--Marking and packaging 紧固件 标志与包装 |
China National Standards Ma |
English PDF |
| GB/T 848-2002 |
SMall series--Product grade A 小垫圈 A级 |
China National Standards Ma |
English PDF |
| GB/T 5301-2002 |
CineMatography--Safe picture areas for motion-picture films for television--Position and dimensions 供电视播放用影片安全画面范围的位置和尺寸 |
China National Standards Ma |
English PDF |
| GB/T 5297-2002 |
CineMatography--Maximum permissible area for subtitle on 35mm and 16mm motion-picture release prints--Position and dimensions 35mm和16mm电影发行影片字幕最大可允许区域的位置和尺寸 |
China National Standards Ma |
English PDF |
| GB/T 18913-2002 |
Ships and Marine technology--Marine facsimile receivers for meteorological charts 船舶和航海技术 航海气象图传真接收机 |
China National Standards Ma |
English PDF |
| GB/T 18905.2-2002 |
Software engineering--Product evaluation--Part 2:Planning and Management 软件工程 产品评价 第2部分:策划和管理 |
China National Standards Ma |
English PDF |
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