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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 3208-2009 |
Standard test method for the total tulfur tontent in tenzene - Type products by oxidative microcoulometry 苯类产品总硫含量的微库仑测定方法 |
China National Standards and |
English PDF |
GB/T 24200-2009 |
Determination of phenol and homologues contents of crude phenol 粗酚中酚及同系物含量的测定方法 |
China National Standards and |
English PDF |
GB/T 24198-2009 |
Ferronickel - Determination of nickel, silicon, phosphorus, manganese, cobalt, chromium, and copper contents - Wavelength dispersive X-ray fluorescence spectrometry(Routine method) 镍铁 镍、硅、磷、锰、钴、铬和铜含量的测定 波长色散X-射线荧光光谱法(常规法) |
China National Standards and |
English PDF |
GB/T 24197-2009 |
Manganese ores - Determination of iron,silicon,aluminium,calcium,barium,magnesium,potassium,copper,nickel,zinc,phosphorus,cobalt,chromium,vanadium,arsenic,lead,titanium and vanadium - Inductively coupled plasma atomic emiss 锰矿石 铁、硅、铝、钙、钡、镁、钾、铜、镍、锌、磷、钴、铬、钒、砷、铅和钛含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards and |
English PDF |
GB/T 24196-2009 |
Corrosion of metals and alloys - Electrochemical test methods - Guidelines for conducting potentiostatic and potentiodynamic polarization measurements 金属和合金的腐蚀 电化学试验方法 恒电位和动电位极化测量导则 |
China National Standards and |
English PDF |
GB/T 24195-2009 |
Corrosion of metals and alloys - Accelerated cyclic tests with exposure to acidified salt spray, “dry” and “wet” conditions 金属和合金的腐蚀 酸性盐雾、“干燥”和“湿润”条件下的循环加速腐蚀试验 |
China National Standards and |
English PDF |
GB/T 24194-2009 |
Ferrosilicon - Determination of aluminium, calcium, manganese, chromium, titanium, copper, phosphorus and nickel content - Inductively coupled plasma atomic emission spectrometric method 硅铁 铝、钙、锰、铬、钛、铜、磷和镍含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards and |
English PDF |
GB/T 24193-2009 |
Chromium ores and concentrates - Determination of aluminium, iron , magnesium and silicon content - Inductively coupled plasma atomic emission spectrometry 铬矿石和铬精矿 铝、铁、镁和硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards and |
English PDF |
GB/T 50510-2009 |
Technical code for renewal and renovation of pumping station 泵站更新改造技术规范 |
China National Standards and |
English PDF |
GB/T 24255-2009 |
Technical code of practice on the sandified land monitoring 沙化土地监测技术规程 |
China National Standards and |
English PDF |
GB/T 24182-2009 |
Mechanical testing of metals - Symbols and definitions in published standard 金属力学性能试验 出版标准中的符号及定义 |
China National Standards and |
English PDF |
GB/T 24180-2009 |
Cold-reduced electrolytic chromium/chromium oxide coated steel sheet and strip 冷轧电镀铬钢板及钢带 |
China National Standards and |
English PDF |
GB/T 24177-2009 |
Standard test methods for characterizing duplex grain sizes 双重晶粒度表征与测定方法 |
China National Standards and |
English PDF |
GB/T 24176-2009 |
Metallic materials - Fatigue testing - Statistical planning and analysis of data 金属材料 疲劳试验 数据统计方案与分析方法 |
China National Standards and |
English PDF |
GB/T 24171.2-2009 |
Metallic materials - Sheet and strip - Determinations of forming limit curves - Part 2: Determinations of forming limit curves in laboratory 金属材料 薄板和薄带 成形极限曲线的测定 第2部分:实验室成形极限曲线的测定 |
China National Standards and |
English PDF |
GB/T 24171.1-2009 |
Metallic materials - Sheet and strip - Determination of forming limit curves - Part 1: Measurement and application of forming limit diagrams in press shop 金属材料 薄板和薄带 成形极限曲线的测定 第1部分:冲压车间成形极限图的测量及应用 |
China National Standards and |
English PDF |
GB/T 24169-2009 |
Determination of perfluorooctane sulfonates (PFOS) in the fluorine-containing products and consumer products - High performance liquid chromatography-tandem mass spectrometry 氟化工产品和消费品中全氟辛烷磺酰基化合物(PFOS)的测定 高效液相色谱-串联质谱法 |
China National Standards and |
English PDF |
GB/T 24168-2009 |
Determination of the content of phthalate in textile dyeing and finishing auxiliaries 纺织染整助剂产品中邻苯二甲酸酯的测定 |
China National Standards and |
English PDF |
GB/T 16270-2009 |
High strength structural steel plates in the quenched and tempered condition 高强度结构用调质钢板 |
China National Standards and |
English PDF |
GB/T 15006-2009 |
General rules of dimensions,shape,surface quality, test method and inspection for elastic alloys 弹性合金的尺寸、外形、表面质量、试验方法和检验规则的一般规定 |
China National Standards and |
English PDF |
GB 24163-2009 |
Periodic inspection and evaluation of steel cylinder for the storage of compressed natural gas for stations 站用压缩天然气钢瓶定期检验与评定 |
China National Standards and |
English PDF |
GB 13076-2009 |
Periodic inspection and evaluation of dissolved acetylene gas cylinders 溶解乙炔气瓶定期检验与评定 |
China National Standards and |
English PDF |
GB/T 24158-2009 |
Electric motorcycles and electric mopeds - General specifications 电动摩托车和电动轻便摩托车通用技术条件 |
China National Standards and |
English PDF |
GB/T 24157-2009 |
Electric motorcycles and electric mopeds - Energy consumption and range - Test procedures 电动摩托车和电动轻便摩托车能量消耗率和续驶里程试验方法 |
China National Standards and |
English PDF |
GB/T 24156-2009 |
Electric motorcycles and electric mopeds - Power performance - Test methods 电动摩托车和电动轻便摩托车 动力性能 试验方法 |
China National Standards and |
English PDF |
GB 24162-2009 |
Periodic inspection and evaluation of hoop wrapped fibre reinforced composite gas cylinders with metal liners of compressed natural gas for automotive vehicles 汽车用压缩天然气金属内胆纤维环缠绕气瓶定期检验与评定 |
China National Standards and |
English PDF |
GB 24161-2009 |
Periodic inspection and evaluation of composite cylinders for breathing apparatus 呼吸器用复合气瓶定期检验与评定 |
China National Standards and |
English PDF |
GB 24155-2009 |
Electric motorcycles and electric mopeds - Safety specifications 电动摩托车和电动轻便摩托车安全要求 |
China National Standards and |
English PDF |
GB 8982-2009 |
Oxygen supplies for medicine and aircraft breathing 医用及航空呼吸用氧 |
China National Standards and |
English PDF |
GB 13690-2009 |
General rule for classification and hazard communication of chemicals 化学品分类和危险性公示 通则 |
China National Standards and |
English PDF |
GB 10252-2009 |
Regulations for radiation protection and safety of gamma irradiation facilities γ辐照装置的辐射防护与安全规范 |
China National Standards and |
English PDF |
GB/T 4802.4-2009 |
Textiles - Determination of fabric propensity to surface fuzzing and to pilling - Part 4: Random rolling method 纺织品 织物起毛起球性能的测定 第4部分:随机翻滚法 |
China National Standards and |
English PDF |
GB/T 3292.2-2009 |
Textiles - Unevenness of textile strands - Part 2: Photoelectricity method 纺织品 纱线条干不匀试验方法 第2部分:光电法 |
China National Standards and |
English PDF |
GB/T 24277-2009 |
A method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA) 评估部分型式试验成套设备(PTTA)短路耐受强度的一种方法 |
China National Standards and |
English PDF |
GB/T 24276-2009 |
A method of temperature-rise assessment by extrapolation for partially type-tested assemblies (PTTA) of low-voltage switchgear and controlgear 评估部分型式试验的低压成套开关设备和控制设备(PTTA)温升的外推法 |
China National Standards and |
English PDF |
GB/T 24275-2009 |
Low-voltage fixed connection enclosed switchgear and controlgear assemblies 低压固定封闭式成套开关设备和控制设备 |
China National Standards and |
English PDF |
GB/T 24274-2009 |
Low-voltage withdrawable switchgear and controlgear assemblies 低压抽出式成套开关设备和控制设备 |
China National Standards and |
English PDF |
GB/T 24254-2009 |
Textile and clothing - Determination and interpretation of cold stress when using required clothing insulation (IREQ) and local cooling effects 纺织品和服装 冷环境下需求热阻的确定 |
China National Standards and |
English PDF |
GB/T 24247-2009 |
Calibration and usage of ionization chamber systems for assay of radionuclides 测定放射性核素用电离室系统的校准和使用 |
China National Standards and |
English PDF |
GB/T 24246-2009 |
Radioactive and special nuclear material monitoring systems 放射性物质与特殊核材料监测系统 |
China National Standards and |
English PDF |
GB/T 21655.2-2009 |
Textiles - Evaluation of absorption and quick-drying - Part 2: Method for moisture management tests 纺织品 吸湿速干性的评定 第2部分:动态水分传递法 |
China National Standards and |
English PDF |
GB/T 13762-2009 |
Geosynthetics - Test method for the determination of mass per unit area of geotextiles and geotextile-related products 土工合成材料 土工布及土工布有关产品单位面积质量的测定方法 |
China National Standards and |
English PDF |
GB/T 20000.2-2009 |
Guides for standardization - Part 2: Adoption of international standards 标准化工作指南 第2部分:采用国际标准 |
China National Standards and |
English PDF |
GB/T 1.1-2009 |
Directives for standardization - Part 1: The structure and drafting of standards 标准化工作导则 第1部分:标准的结构和编写 |
China National Standards and |
English PDF |
GB 50506-2009 |
Code for design of water saving foriron and steel enterprises 钢铁企业节水设计规范 |
China National Standards and |
English PDF |
GB/T 8683-2009 |
Textiles - Woven fabric - Definitions of general terms and basic weaves 纺织品 机织物 一般术语和基本组织的定义 |
China National Standards and |
English PDF |
GB/T 24153-2009 |
Rubber and elastomer materials - Determination of N-nitrosamines 橡胶及弹性体材料 N-亚硝基胺的测定 |
China National Standards and |
English PDF |
GB/T 24152-2009 |
Sport footwear for basketball and volleyball 篮排球专业运动鞋 |
China National Standards and |
English PDF |
GB/T 24151-2009 |
Plastics - Glass fiber reinforced and flame retardant poly(butylenes terephthalate) compound 塑料 玻璃纤维增强阻燃聚对苯二甲酸丁二醇酯专用料 |
China National Standards and |
English PDF |
GB/T 24148.2-2009 |
Plastics - Unsaturated-polyester resins (UP-R) - Part 2: Preparation of test specimens and determination of properties 塑料 不饱和聚酯树脂(UP-R) 第2部分:试样制备和性能测定 |
China National Standards and |
English PDF |
GB/T 24146-2009 |
Rubber hoses and hose assemblies for use in oil burners - Specification 用于油燃烧器的橡胶软管和软管组合件 规范 |
China National Standards and |
English PDF |
GB/T 24145-2009 |
Rubber hoses and hose assemblies for rotary drilling and vibration application - Specification 旋转钻探和减震用橡胶软管和软管组合件 规范 |
China National Standards and |
English PDF |
GB/T 24144-2009 |
Fire-fighting hoses - Rubber and plastics suction hoses and hose assemblies 消防软管 橡胶和塑料吸引软管和软管组合件 |
China National Standards and |
English PDF |
GB/T 24143-2009 |
Rubber and rubber products - Determination of the sensitivity of test methods 橡胶与橡胶制品 试验方法灵敏度的确定 |
China National Standards and |
English PDF |
GB/T 24142-2009 |
Rubber coated fabrics - Rubber capluse and diaphragm for transformer 橡胶涂覆织物 变压器用胶囊和隔膜 |
China National Standards and |
English PDF |
GB/T 24141.2-2009 |
Rubber hoses and tubing for fuel circuits for internal combustion engines - Specification - Part 2: Diesel fuels 内燃机燃油管路用橡胶软管和纯胶管 规范 第2部分:汽油燃料 |
China National Standards and |
English PDF |
GB/T 24141.1-2009 |
Rubber hoses and tubing for fuel circuits for internal combustion engines - Specification - Part 1: Diesel fuels 内燃机燃油管路用橡胶软管和纯胶管 规范 第1部分:柴油燃料 |
China National Standards and |
English PDF |
GB/T 24140-2009 |
Rubber hose and tubing for air and vacuum systems for internal-combustion engines - Specification 内燃机空气和真空系统用橡胶软管和纯胶管 规范 |
China National Standards and |
English PDF |
GB/T 24134-2009 |
Rubber and plastics hoses - Assessment of ozone resistance under static conditions 橡胶和塑料软管 静态条件下耐臭氧性能的评价 |
China National Standards and |
English PDF |
GB/T 24133-2009 |
Rubber-or plastics-coated fabrics - Standard atmospheres for conditioning and testing 橡胶或塑料涂覆织物 调节和试验的标准环境 |
China National Standards and |
English PDF |
GB/T 24129-2009 |
Testing method for the non-marking outsole of rubber shoes and sports shoes 胶鞋、运动鞋外底不留痕试验方法 |
China National Standards and |
English PDF |
GB/T 24126-2009 |
Rubber and plastics hoses and hose assemblies - Guide for use by purchasers, assemblers, installers and operating personnel 橡胶和塑料软管及软管组合件 采购者、组装者、安装者和操作者使用指南 |
China National Standards and |
English PDF |
GB/T 24118-2009 |
Textiles - Stitch types - Classification and terminology 纺织品 线迹型式 分类和术语 |
China National Standards and |
English PDF |
GB/T 19466.6-2009 |
Plastics - Differential scanning calorimetry(DSC)- Part 6: Determination of oxidation induction time(isothermal OIT)and oxidation induction temperature(dynamic OIT) 塑料 差示扫描量热法(DSC)第6部分:氧化诱导时间(等温OIT)和氧化诱导温度(动态OIT)的测定 |
China National Standards and |
English PDF |
GB/T 18948-2009 |
Rubber hoses and tubing for cooling systems for internal-combustion engines - Specification 内燃机冷却系统用橡胶软管和纯胶管 规范 |
China National Standards and |
English PDF |
GB/T 16578.2-2009 |
Plastics - Film and sheeting - Determination of tear resistance - Part 2: Elmendorf method 塑料 薄膜和薄片 耐撕裂性能的测定 第2部分:埃莱门多夫(Elmendor)法 |
China National Standards and |
English PDF |
GB/T 15908-2009 |
Plastics hoses and hose assemblies - Textile-reinforced types for hydraulic applications - Specification 塑料软管及软管组合件 液压用织物增强型 规范 |
China National Standards and |
English PDF |
GB/T 14905-2009 |
Rubber and plastics hoses - Determination of adhesion between components 橡胶和塑料软管 各层间粘合强度的测定 |
China National Standards and |
English PDF |
GB/T 14838-2009 |
Rubber and rubber products - Determination of precision for test method standards 橡胶与橡胶制品 试验方法标准精密度的确定 |
China National Standards and |
English PDF |
GB/T 12008.4-2009 |
Plastics - Polyether polyols - Part 4: Determination of sodium and potassium 塑料 聚醚多元醇 第4部分:钠和钾的测定 |
China National Standards and |
English PDF |
GB/T 15597.1-2009 |
Plastics - Poly(methyl methacrylate)(PMMA)moulding and extrusion materials - Part 1: Designation system and basis for specifications 塑料 聚甲基丙烯酸甲酯(PMMA)模塑和挤塑材料 第1部分:命名系统和分类基础 |
China National Standards and |
English PDF |
GB/T 15596-2009 |
Plastics - Determination of changes in colour and variations in properties after exposure to daylight under glass,natural weathering or laboratory light sources 塑料在玻璃下日光、自然气候或实验室光源暴露后颜色和性能变化的测定 |
China National Standards and |
English PDF |
GB/T 2910.9-2009 |
Textiles - Quantitative chemical analysis - Part 9: Mixtures of acetate and triacetate fibres (method using benzyl alcohol) 纺织品 定量化学分析 第9部分:醋酯纤维与三醋酯纤维混合物(苯甲醇法) |
China National Standards and |
English PDF |
GB/T 2910.8-2009 |
Textiles - Quantitative chemical analysis - Part 8: Mixtures of acetate and triacetate fibres (method using acetone) 纺织品 定量化学分析 第8部分:醋酯纤维与三醋酯纤维混合物(丙酮法) |
China National Standards and |
English PDF |
GB/T 2910.7-2009 |
Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide and certain other fibres (method using formic acid) 纺织品 定量化学分析 第7部分:聚酰胺纤维与某些其他纤维混合物(甲酸法) |
China National Standards and |
English PDF |
GB/T 2910.6-2009 |
Textiles - Quantitative chemical analysis - Part 6: Mixtures of viscose or certain types of cupro or modal or lyocell and cotton fibres (method using formic acid and zinc chloride) 纺织品 定量化学分析 第6部分:粘胶纤维、某些铜氨纤维、莫代尔纤维或莱赛尔纤维与棉的混合物(甲酸/氯化锌法) |
China National Standards and |
English PDF |
GB/T 2910.5-2009 |
Textiles - Quantitative chemical analysis - Part 5: Mixtures of viscose,cupro or modal and cotton fibres (method using sodium zincate) 纺织品 定量化学分析 第5部分:粘胶纤维、铜氨纤维或莫代尔纤维与棉的混合物(锌酸钠法) |
China National Standards and |
English PDF |
GB/T 2910.4-2009 |
Textiles - Quantitative chemical analysis - Part 4: Mixtures of certain protein and certain other fibers (method using hypochlorite) 纺织品 定量化学分析 第4部分:某些蛋白质纤维与某些其他纤维的混合物(次氯酸盐法) |
China National Standards and |
English PDF |
GB/T 2910.3-2009 |
Textiles - Quantitative chemical analysis - Part 3: Mixtures of acetate and certain other fibres (method using acetone) 纺织品 定量化学分析 第3部分:醋酯纤维与某些其他纤维的混合物(丙酮法) |
China National Standards and |
English PDF |
GB/T 2910.24-2009 |
Textiles - Quantitative chemical analysis - Part 24: Mixtures of polyester and some other fibers (method using phenol and tetrachloroethane) 纺织品 定量化学分析 第24部分:聚酯纤维与某些其他纤维的混合物(苯酚/四氯乙烷法) |
China National Standards and |
English PDF |
GB/T 2910.23-2009 |
Textiles - Quantitative chemical analysis - Part 23: Mixtures of polyethylene and polypropylene (method using cyclohexanone) 纺织品 定量化学分析 第23部分:聚乙烯纤维与聚丙烯纤维的混合物(环己酮法) |
China National Standards and |
English PDF |
GB/T 2910.22-2009 |
Textiles - Quantitative chemical analysis - Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell and flax of ramie fibres (method using formic acid and zinc chloride) 纺织品 定量化学分析 第22部分:粘胶纤维、某些铜氨纤维、莫代尔纤维或莱赛尔纤维与亚麻、苎麻的混合物(甲酸/氯化锌法) |
China National Standards and |
English PDF |
GB/T 2910.21-2009 |
Textiles - Quantitative chemical analysis - Part 21: Mixtures of chlorofibers, certain modacrylics, certain elastanes, acetates, triacetates and certain other fibers (method using cyclohexanone) 纺织品 定量化学分析 第21部分:含氯纤维、某些改性聚丙烯腈纤维、某些弹性纤维、醋酯纤维、三醋酯纤维与某些其他纤维的混合物(环己酮法) |
China National Standards and |
English PDF |
GB/T 2910.20-2009 |
Textiles - Quantitative chemical analysis - Part 20: Mixtures of elastane and some other fibers (method of using dimethylacetamide) 纺织品 定量化学分析 第20部分:聚氨酯弹性纤维与某些其他纤维的混合物(二甲基乙酰胺法) |
China National Standards and |
English PDF |
GB/T 2910.19-2009 |
Textiles - Quantitative chemical analysis - Part 19: Mixtures of cellulose fibres and asbestos (method by heating) 纺织品 定量化学分析 第19部分:纤维素纤维与石棉的混合物(加热法) |
China National Standards and |
English PDF |
GB/T 2910.18-2009 |
Textiles - Quantitative chemical analysis - Part 18: Mixtures of silk and wool or hair (method using sulfuric acid) 纺织品 定量化学分析 第18部分:蚕丝与羊毛或其他动物毛纤维的混合物(硫酸法) |
China National Standards and |
English PDF |
GB/T 2910.17-2009 |
Textiles - Quantitative chemical analysis - Part 17: Mixtures of chlorofibers (homopolymers of vinyl chloride) and certain other fibers (method using sulfuric acid) 纺织品 定量化学分析 第17部分:含氯纤维(氯乙烯均聚物)与某些其他纤维的混合物(硫酸法) |
China National Standards and |
English PDF |
GB/T 2910.16-2009 |
Textiles - Quantitative chemical analysis - Part 16: Mixtures of polypropylene and certain other fibres (method using xylene) 纺织品 定量化学分析 第16部分:聚丙烯纤维与某些其他纤维的混合物(二甲苯法) |
China National Standards and |
English PDF |
GB/T 2910.15-2009 |
Textiles - Quantitative chemical analysis - Part 15: Mixtures of jute and certain animal fibres (method by determining nitrogen content) 纺织品 定量化学分析 第15部分:黄麻与某些动物纤维的混合物(含氮量法) |
China National Standards and |
English PDF |
GB/T 2910.14-2009 |
Textiles - Quantitative chemical analysis - Part 14: Mixtures of acetate and certain chlorofibres (method using acetic acid) 纺织品 定量化学分析 第14部分:醋酯纤维与某些含氯纤维的混合物(冰乙酸法) |
China National Standards and |
English PDF |
GB/T 2910.13-2009 |
Textiles - Quantitative chemical analysis - Part 13: Mixtures of certain chlorofibers and certain other fibers(method using carbon disulfide /acetone) 纺织品 定量化学分析 第13部分:某些含氯纤维与某些其他纤维的混合物(二硫化碳/丙酮法) |
China National Standards and |
English PDF |
GB/T 2910.12-2009 |
Textiles - Quantitative chemical analysis - Part 12: Mixtures of acrylic,certain modacrylic,certain chlorofibres,certain elastanes and certain other fibres (method using dimethylformamide ) 纺织品 定量化学分析 第12部分:聚丙烯腈纤维、某些改性聚丙烯腈纤维、某些含氯纤维或某些弹性纤维与某些其他纤维的混合物(二甲基甲酰胺法) |
China National Standards and |
English PDF |
GB/T 2910.11-2009 |
Textiles - Quantitative chemical analysis - Part 11: Mixtures of cellulose and polyester fibres (method using sulfuric acid) 纺织品 定量化学分析 第11部分:纤维素纤维与聚酯纤维的混合物(硫酸法) |
China National Standards and |
English PDF |
GB/T 2910.10-2009 |
Textiles - Quantitative chemical analysis - Part 10: Mixtures of triacetate or polylactide and certain other fibres (method using dichloromethane) 纺织品 定量化学分析 第10部分:三醋酯纤维或聚乳酸纤维与某些其他纤维的混合物(二氯甲烷法) |
China National Standards and |
English PDF |
GB/T 2910.101-2009 |
Textiles - Quantitative chemical analysis - Part 101: Mixtures of soybean protein composite fibre and certain other fibers 纺织品 定量化学分析 第101部分:大豆蛋白复合纤维与某些其他纤维的混合物 |
China National Standards and |
English PDF |
GB/T 24125-2009 |
Stainless steel fibre and cotton, polyester blended grey yarns 不锈钢纤维与棉涤混纺本色纱线 |
China National Standards and |
English PDF |
GB/T 10629-2009 |
Textiles - Preparation of laboratory test samples and test specimens for chemical testing 纺织品 用于化学试验的实验室样品和试样的准备 |
China National Standards and |
English PDF |
GB/T 24109-2009 |
CNC engraving and milling machine 数控雕铣机 |
China National Standards and |
English PDF |
GB/T 24106-2009 |
Terms and symbols for geotechnical engineering instruments 岩土工程仪器术语及符号 |
China National Standards and |
English PDF |
GB/T 24105-2009 |
Basic conditions and methods of environmental test for geotechnical engineering instrument 岩土工程仪器基本环境试验条件及方法 |
China National Standards and |
English PDF |
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