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GB/T 40069-2021纳米技术 石墨烯相关二维材料的层数测量 拉曼光谱法Nanotechnologies. Measurement of the number of layers of graphene-related two-dimensional (2D) materials. Raman spectroscopy method
GB/T 40069-2021纳米技术 石墨烯相关二维材料的层数测量 拉曼光谱法Nanotechnologies. Measurement of the number of layers of graphene-related two-dimensional (2D) materials. Raman spectroscopy method...
2022-04-01[]浏览：6下载：0
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NF L09-752-2021Aerospace series - Metallic materials - Codes for standard item part numbers
NF L09-752-2021Aerospace series - Metallic materials - Codes for standard item part numbers...
2022-04-01[]浏览：10下载：0
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ASTM E2579-2021Standard Practice for Specimen Preparation and Mounting of Wood Products to Assess Surface Burning Characteristics
ASTM E2579-2021Standard Practice for Specimen Preparation and Mounting of Wood Products to Assess Surface Burning Characteristics...
2022-04-01[]浏览：7下载：0
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ABNT NBR 15411-1-2021Aquatic ecotoxicology - Inhibitory effect on Vibrio fischeri bioluminenscence Part 1: Method using freshly prepared bacterias
ABNT NBR 15411-1-2021Aquatic ecotoxicology - Inhibitory effect on Vibrio fischeri bioluminenscence Part 1: Method using freshly prepared bacterias...
2022-04-01[]浏览：9下载：0
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IEC 62282-7-2-2021Fuel cell technologies - Part 7-2- Test methods - Single cell and stack performance tests for solid oxide fuel cells (SOFCs)
IEC 62282-7-2-2021Fuel cell technologies - Part 7-2- Test methods - Single cell and stack performance tests for solid oxide fuel cells (SOFCs)...
2022-04-01[]浏览：14下载：2
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BS ISO 12614-14-2021Road vehicles. Liquefied natural gas (LNG) fuel system components. Differential pressure fuel content gauge
BS ISO 12614-14-2021Road vehicles. Liquefied natural gas (LNG) fuel system components. Differential pressure fuel content gauge...
2022-04-01[]浏览：5下载：0
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BS EN IEC 60598-2-1-2021Luminaires. Particular requirements. Fixed general purpose luminaires
BS EN IEC 60598-2-1-2021Luminaires. Particular requirements. Fixed general purpose luminaires...
2022-04-01[]浏览：8下载：0
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ISO 10703-2021Water quality — Gamma-ray emitting radionuclides — Test method using high resolution gamma-ray spectrometry
ISO 10703-2021Water quality — Gamma-ray emitting radionuclides — Test method using high resolution gamma-ray spectrometry...
2022-04-01[]浏览：11下载：0
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IEC 63044-6-2021Home and building electronic systems (HBES) and building automation and control systems (BACS) - Part 6: Requirements for planning and installation
IEC 63044-6-2021Home and building electronic systems (HBES) and building automation and control systems (BACS) - Part 6: Requirements for planning and installation...
2022-04-01[]浏览：9下载：1
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BS EN 1264-3-2021Water based surface embedded heating and cooling systems. Dimensioning
BS EN 1264-3-2021Water based surface embedded heating and cooling systems. Dimensioning...
2022-04-01[]浏览：12下载：0
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ASTM F606/F606M-2021Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, Direct Tension Indicators, and Rivets
ASTM F606/F606M-2021Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, Direct Tension Indicators, and Rivets...
2022-04-01[]浏览：10下载：0
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BS ISO 630-4-2021Structural steels. Technical delivery conditions for high yield strength quenched and tempered structural steel plates and wide flats
BS ISO 630-4-2021Structural steels. Technical delivery conditions for high yield strength quenched and tempered structural steel plates and wide flats...
2022-04-01[]浏览：7下载：0
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ABNT NBR IEC 60079-6-2021Explosive atmospheres Part 6: Equipment protection by liquid immersion “o”
ABNT NBR IEC 60079-6-2021Explosive atmospheres Part 6: Equipment protection by liquid immersion “o”...
2022-04-01[]浏览：13下载：0
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IEEE 2857-2021Wireless Smart Utility Network Field Area Network (FAN)
IEEE 2857-2021Wireless Smart Utility Network Field Area Network (FAN)...
2022-04-01[]浏览：7下载：0
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ABNT NBR ISO 6352-2021Ferronickel - Determination of nickel content - Dimethylglyoxime gravimetric method
ABNT NBR ISO 6352-2021Ferronickel - Determination of nickel content - Dimethylglyoxime gravimetric method...
2022-04-01[]浏览：8下载：0
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DIN ISO 22915-2-2021Industrial trucks - Verification of stability - Part 2: Counterbalanced trucks with mast (ISO 22915-2:2018)
DIN ISO 22915-2-2021Industrial trucks - Verification of stability - Part 2: Counterbalanced trucks with mast (ISO 22915-2:2018)...
2022-04-01[]浏览：7下载：0
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ASTM E190-2021Standard Test Method for Guided Bend Test for Ductility of Welds
ASTM E190-2021Standard Test Method for Guided Bend Test for Ductility of Welds...
2022-04-01[]浏览：9下载：0
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PD CEN/TS 17329-1-2021Foodstuffs. General guidelines for the validation of qualitative real-time PCR methods. Single-laboratory validation
PD CEN/TS 17329-1-2021Foodstuffs. General guidelines for the validation of qualitative real-time PCR methods. Single-laboratory validation...
2022-04-01[]浏览：10下载：0
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PD CEN ISO/TR 22930-1-2021Evaluating the performance of continuous air monitors. Part 1:Air monitors based on accumulation sampling techniques
PD CEN ISO/TR 22930-1-2021Evaluating the performance of continuous air monitors. Part 1:Air monitors based on accumulation sampling techniques...
2022-04-01[]浏览：7下载：0
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GB/T 40038-2021植被指数遥感产品真实性检验Validation of vegetation index remote sensing products
GB/T 40038-2021植被指数遥感产品真实性检验Validation of vegetation index remote sensing products...
2022-04-01[]浏览：10下载：0
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BS ISO 690-2021Information and documentation. Guidelines for bibliographic references and citations to information resources
BS ISO 690-2021Information and documentation. Guidelines for bibliographic references and citations to information resources...
2022-04-01[]浏览：11下载：0
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GB/T 40021-2021信息物理系统 术语Cyber-physical systems. Terminology
GB/T 40021-2021信息物理系统 术语Cyber-physical systems. Terminology...
2022-04-01[]浏览：9下载：0
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