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T/CECS 10136-2021空气滤料对20nm~500nm球形颗粒物过滤效率试验方法Test method to measure the efficiency of air filtration media against 20 nm to 500 nm spherical nanomaterials
T/CECS 10136-2021空气滤料对20nm~500nm球形颗粒物过滤效率试验方法Test method to measure the efficiency of air filtration media against 20 nm to 500 nm spherical nanomaterials...
2022-03-29[]浏览：10下载：0
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ISO 5470-2-2021Rubber- or plastics-coated fabrics — Determination of abrasion resistance — Part 2: Martindale abrader
ISO 5470-2-2021Rubber- or plastics-coated fabrics — Determination of abrasion resistance — Part 2: Martindale abrader...
2022-03-29[]浏览：8下载：0
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JTS/T 199-2021自动化集装箱码头建设指南Guidelines for the Construction of Automated Container Terminal
JTS/T 199-2021自动化集装箱码头建设指南Guidelines for the Construction of Automated Container Terminal...
2022-03-29[]浏览：12下载：0
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IEC 63112-2021Photovoltaic (PV) arrays - Earth fault protection equipment - Safety and safety-related functionality
IEC 63112-2021Photovoltaic (PV) arrays - Earth fault protection equipment - Safety and safety-related functionality...
2022-03-29[]浏览：5下载：1
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ISO/IEC 10918-7-2021Information technology — Digital compression and coding of continuous-tone still images — Part 7: Reference software
ISO/IEC 10918-7-2021Information technology — Digital compression and coding of continuous-tone still images — Part 7: Reference software...
2022-03-29[]浏览：7下载：0
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DIN EN 3572-2021Aerospace series - PTFE flexible hose assembly with convoluted inner tube of a nominal pressure up to 6 800 kPa and 8°30' fitting in titanium - Product standard; German and English version EN 3572:2021
DIN EN 3572-2021Aerospace series - PTFE flexible hose assembly with convoluted inner tube of a nominal pressure up to 6 800 kPa and 8°30' fitting in titanium - Product standard; German and English version EN 3572:2021...
2022-03-29[]浏览：10下载：0
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ABNT NBR 6492-2021Technical documentation for architectural and urban designs - Requirements
ABNT NBR 6492-2021Technical documentation for architectural and urban designs - Requirements...
2022-03-29[]浏览：14下载：0
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ISO/IEC 23544-2021信息技术 数据中心 能效应用平台(APEE)Information Technology — Data centres — Application Platform Energy Effectiveness (APEE)
ISO/IEC 23544-2021信息技术 数据中心 能效应用平台(APEE)Information Technology — Data centres — Application Platform Energy Effectiveness (APEE)...
2022-03-29[]浏览：9下载：0
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GB/T 38010.2-2021眼镜架和太阳镜电子目录与识别 第2部分：商业信息Spectacle frames and sunglasses electronic catalogue and identification. Part2:Commercial information
GB/T 38010.2-2021眼镜架和太阳镜电子目录与识别 第2部分：商业信息Spectacle frames and sunglasses electronic catalogue and identification. Part2:Commercial information...
2022-03-29[]浏览：11下载：0
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GB/T 9481-2021中小型轴流泵Axial-flow pump of medium-small size
GB/T 9481-2021中小型轴流泵Axial-flow pump of medium-small size...
2022-03-29[]浏览：8下载：0
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ASTM D7468-2021Standard Test Method for Cummins ISM Test
ASTM D7468-2021Standard Test Method for Cummins ISM Test...
2022-03-29[]浏览：6下载：0
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DB33/T 2363.2-2021市域（郊）铁路工程质量验收规范 第2部分：桥涵工程Code for quality acceptance of suburban railway engineering. Part 2：Bridge and culvert engineering
DB33/T 2363.2-2021市域（郊）铁路工程质量验收规范 第2部分：桥涵工程Code for quality acceptance of suburban railway engineering. Part 2：Bridge and culvert engineering...
2022-03-29[]浏览：6下载：0
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GB/T 26519.2-2021工业过硫酸盐 第2部分：工业过硫酸钾Persulfate for industrial use. Part 2:Potassium persulfate for industrial use
GB/T 26519.2-2021工业过硫酸盐 第2部分：工业过硫酸钾Persulfate for industrial use. Part 2:Potassium persulfate for industrial use...
2022-03-29[]浏览：5下载：0
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GB/T 40146-2021化妆品中塑料微珠的测定Determination of plastic microbead in cosmetics
GB/T 40146-2021化妆品中塑料微珠的测定Determination of plastic microbead in cosmetics...
2022-03-29[]浏览：7下载：0
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GB/T 40243-2021龙卷风强度等级Tornado intensity scale
GB/T 40243-2021龙卷风强度等级Tornado intensity scale...
2022-03-29[]浏览：11下载：0
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ASTM D6708-2021Standard Practice for Statistical Assessment and Improvement of Expected Agreement Between Two Test Methods that Purport to Measure the Same Property of a Material
ASTM D6708-2021Standard Practice for Statistical Assessment and Improvement of Expected Agreement Between Two Test Methods that Purport to Measure the Same Property of a Material...
2022-03-29[]浏览：10下载：0
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T/CECS 10140-2021超低能耗建筑用门窗认证通用技术要求General technical requirements of certification for ultra-low energy building doors and windows
T/CECS 10140-2021超低能耗建筑用门窗认证通用技术要求General technical requirements of certification for ultra-low energy building doors and windows...
2022-03-29[]浏览：9下载：0
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GB/T 39990-2021颗粒 生物气溶胶采样器 技术条件Particulate─Bioaerosol sampler─Technical specification
GB/T 39990-2021颗粒 生物气溶胶采样器 技术条件Particulate─Bioaerosol sampler─Technical specification...
2022-03-29[]浏览：14下载：1
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IEC 60794-1-402-2021Optical fibre cables - Part 1-402- Generic specification - Basic optical cable test procedures - Electrical test methods - Lightning test (for OPGW, OPPC and OPAC), Method H2
IEC 60794-1-402-2021Optical fibre cables - Part 1-402- Generic specification - Basic optical cable test procedures - Electrical test methods - Lightning test (for OPGW, OPPC and OPAC), Method H2...
2022-03-29[]浏览：11下载：1
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GB/T 40199-2021城市园林废弃物资源回收和深加工技术要求Technical requirements for resource recovery and further processing of urban garden waste
GB/T 40199-2021城市园林废弃物资源回收和深加工技术要求Technical requirements for resource recovery and further processing of urban garden waste...
2022-03-29[]浏览：7下载：0
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IEC 61196-1-212-2021Coaxial communication cables - Part 1-212- Environmental test methods - UV stability
IEC 61196-1-212-2021Coaxial communication cables - Part 1-212- Environmental test methods - UV stability...
2022-03-29[]浏览：3下载：1
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ABNT NBR 15411-2-2021Ecotoxicology aquatic - Inhibitory effect on Vibrio fischeri bioluminenscence Part 2: Method using liquid-dried bacterias
ABNT NBR 15411-2-2021Ecotoxicology aquatic - Inhibitory effect on Vibrio fischeri bioluminenscence Part 2: Method using liquid-dried bacterias...
2022-03-29[]浏览：3下载：0
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