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BS EN 50155-2021Railway applications. Rolling stock. Electronic equipment
BS EN 50155-2021Railway applications. Rolling stock. Electronic equipment...
2022-03-29[]浏览：12下载：0
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GB/T 40131-2021减速永磁式步进电动机通用规范General specification for reduced-speed permanent-magnet stepping motors
GB/T 40131-2021减速永磁式步进电动机通用规范General specification for reduced-speed permanent-magnet stepping motors...
2022-03-29[]浏览：9下载：0
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ASTM C1753/C1753M-2021Standard Practice for Evaluating Early Hydration of Hydraulic Cementitious Mixtures Using Thermal Measurements
ASTM C1753/C1753M-2021Standard Practice for Evaluating Early Hydration of Hydraulic Cementitious Mixtures Using Thermal Measurements...
2022-03-29[]浏览：10下载：0
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QB/T 5573-2021绿色设计产品评价技术规范 皮革Specification for green-design product assessment. Leather
QB/T 5573-2021绿色设计产品评价技术规范 皮革Specification for green-design product assessment. Leather...
2022-03-29[]浏览：4下载：0
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ISO/IEC TR 24030-2021信息技术 人工智能(AI) 用例Information technology — Artificial intelligence (AI) — Use cases
ISO/IEC TR 24030-2021信息技术 人工智能(AI) 用例Information technology — Artificial intelligence (AI) — Use cases...
2022-03-29[]浏览：11下载：0
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IEC 62605-2021Multimedia systems and equipment - Multimedia e-publishing and e-books - Interchange format for e-dictionaries
IEC 62605-2021Multimedia systems and equipment - Multimedia e-publishing and e-books - Interchange format for e-dictionaries...
2022-03-29[]浏览：13下载：1
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BS ISO/IEC/IEEE 15026-4-2021Systems and software engineering. Systems and software assurance. Assurance in the life cycle
BS ISO/IEC/IEEE 15026-4-2021Systems and software engineering. Systems and software assurance. Assurance in the life cycle...
2022-03-29[]浏览：6下载：0
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DB33/T 2363.6-2021市域（郊）铁路工程质量验收规范 第6部分：电力与牵引供电工程Code for quality acceptance of suburban railway engineering. Part 6：Electric and traction power supply engineering
DB33/T 2363.6-2021市域（郊）铁路工程质量验收规范 第6部分：电力与牵引供电工程Code for quality acceptance of suburban railway engineering. Part 6：Electric and traction power supply engineering...
2022-03-29[]浏览：13下载：0
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BS ISO 10106-2021Cork stoppers. Determination of global migration
BS ISO 10106-2021Cork stoppers. Determination of global migration...
2022-03-29[]浏览：12下载：0
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BS ISO 22737-2021Intelligent transport systems. Low-speed automated driving (LSAD) systems for predefined routes - Performance requirements, system requirements and performance test procedures
BS ISO 22737-2021Intelligent transport systems. Low-speed automated driving (LSAD) systems for predefined routes - Performance requirements, system requirements and performance test procedures...
2022-03-29[]浏览：15下载：1
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ISO 4152-2021玻璃增强热固性塑料(GRP)管 受梁弯曲影响的管子的轴向长期模量的测定Glass‐reinforced thermosetting plastics (GRP) pipes — Determination of the apparent axial long‐term modulus of pipes subject to beam bending
ISO 4152-2021玻璃增强热固性塑料(GRP)管 受梁弯曲影响的管子的轴向长期模量的测定Glass‐reinforced thermosetting plastics (GRP) pipes — Determination of the apparent axial long‐term modulus of pipes subject to beam bending...
2022-03-29[]浏览：13下载：0
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T/ZZB 2303-2021柴油车用选择性催化还原(SCR)系统尿素溶液管路总成
T/ZZB 2303-2021柴油车用选择性催化还原(SCR)系统尿素溶液管路总成...
2022-03-29[]浏览：9下载：0
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DB33/T 2363.7-2021市域（郊）铁路工程质量验收规范 第7部分：自动售检票与综合监控工程Code for quality acceptance of suburban railway engineering. Part 7：Automatic fare collection and integrated supervisory control engineering
DB33/T 2363.7-2021市域（郊）铁路工程质量验收规范 第7部分：自动售检票与综合监控工程Code for quality acceptance of suburban railway engineering. Part 7：Automatic fare collection and integrated supervisory control engineering...
2022-03-29[]浏览：13下载：0
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GB/T 40004-2021铜银合金扁线Copper-silver alloy rectangular wire
GB/T 40004-2021铜银合金扁线Copper-silver alloy rectangular wire...
2022-03-29[]浏览：9下载：0
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GB/T 7739.4-2021金精矿化学分析方法 第4部分：铜量的测定Methods for chemical analysis of gold concentrates. Part4:Determination of copper content
GB/T 7739.4-2021金精矿化学分析方法 第4部分：铜量的测定Methods for chemical analysis of gold concentrates. Part4:Determination of copper content...
2022-03-29[]浏览：10下载：0
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TD/T 1065-2021国土空间规划城市设计指南Urban design guideline for territorial planning
TD/T 1065-2021国土空间规划城市设计指南Urban design guideline for territorial planning...
2022-03-29[]浏览：12下载：0
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PD CEN ISO/TS 29843-2-2021Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method
PD CEN ISO/TS 29843-2-2021Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method...
2022-03-29[]浏览：10下载：0
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ISO/TS 11007-2-2021Petroleum products and lubricants — Determination of rust-prevention characteristics of lubricating greases — Part 2: Method with water wash-out
ISO/TS 11007-2-2021Petroleum products and lubricants — Determination of rust-prevention characteristics of lubricating greases — Part 2: Method with water wash-out...
2022-03-29[]浏览：6下载：0
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DB33/T 2338-2021淡水生物增殖放流技术规范 鱼骨属赤眼鳟Technical specifications for stock enhancement of freshwater species Hemibarbus spp.and Barbel chub
DB33/T 2338-2021淡水生物增殖放流技术规范 鱼骨属赤眼鳟Technical specifications for stock enhancement of freshwater species Hemibarbus spp.and Barbel chub...
2022-03-29[]浏览：10下载：0
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ASTM F3063/F3063M-2021Standard Specification for Aircraft Fuel Storage and Delivery
ASTM F3063/F3063M-2021Standard Specification for Aircraft Fuel Storage and Delivery...
2022-03-29[]浏览：9下载：0
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