每页显示20 条,共找到 2499611 条结果 <1/124981>

[GB/T 604-2002] 化学试剂酸碱指示剂pH变色域测定通用方法已作废

发布时间:2003-04-01 出版机构:中华人民共和国国家质量监督检验检疫总局

[JC/T 2545-2019] 高性能红外探测器用热释电单晶即将实施

发布时间:2020-07-01 出版机构:中华人民共和国工业和信息化部

[SB/T 10616-2011/XG1-2015] 《熟制山核桃(仁)》行业标准第1号修改单现行

发布时间:2015-05-26 出版机构:中华人民共和国商务部

[YY 0042-2018] 高频喷射呼吸机即将实施

发布时间:2020-06-01 出版机构:国家药品监督管理局

[I.S. EN 17362:2020] Animal feeding stuffs: Methods of sampling and analysis - Determination of pentachlorophenol (PCP) in feed materials and compound feed by LC-MS/M现行

发布时间: 出版机构:National Standards Authority of Ireland

[I.S. EN IEC 62984-2:2020] High-temperature secondary batteries - Part 2: Safety requirements and tests (IEC 62984-2:2020)现行

发布时间: 出版机构:National Standards Authority of Ireland

[I.S. EN ISO 22367:2020] Medical laboratories - Application of risk management to medical laboratories (ISO 22367:2020)被替代

发布时间: 出版机构:National Standards Authority of Ireland

[I.S. EN 60335-2-27:2013&A1:2020] Household and similar electrical appliances - Safety - Part 2-27: Particular requirements for appliances for skin exposure to ultraviolet and infrared radiation (IEC 60335-2-27:2009/A1:2012 , modified)被替代

发布时间: 出版机构:National Standards Authority of Ireland

[CEI TS 13-85:2020] Electricity metering equipment - Communication with end-user devices Part 3-2: Protocol stack in the RF band 169 MHz现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[CEI EN IEC 62812/EC:2020] Low resistance measurements - Methods and guidance现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[UNE-EN IEC 63005-2:2020] Event video data recorder for road vehicle accidents - Part 2: Test methods for evaluating the performance of basic functions (Endorsed by Asociación Espa?ola de Normalización in April of 2020.)现行

发布时间: 出版机构:Asociacion Espanola de Normalizacion

[ETSI TR 105 177 V1.1.1:2020-04] Access, Terminals, Transmission and Multiplexing (ATTM); Benefit Analysis of Ethernet and power over coaxial cables - IP Video Surveillance Case Studies现行

发布时间: 出版机构:European Telecommunications Standards Institute

[ASTM D 4907 : 2010 : R2020] Standard Test Method for Nitrocellulose in Finish on Leather现行

发布时间: 出版机构:American Society for Testing and Materials

[CEI EN IEC 61169-1-2 : 2020] Radio-frequency connectors Part 1-2: Electrical test methods - Insertion loss现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[UNE-EN 3475-513:2020] Aerospace series - Cables, electrical, aircraft use - Test methods - Part 513: Deformation resistance (Installation with plastic cable ties) (Endorsed by Asociación Espa?ola de Normalización in April of 2020.)现行

发布时间: 出版机构:Asociacion Espanola de Normalizacion

[CEI EN IEC 61238-1-2:2020] Compression and mechanical connectors for power cables - Part 1-2: Test methods and requirements for insulation piercing connectors for power cables for rated voltages up to 1 kV (Um = 1,2 kV) tested on insulated conductors (IEC 61238-1-2:2018)现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[CEI EN IEC 62668-2:2020/EC:2020] Process management for avionics - Counterfeit prevention Part 2: Managing electronic components from non-franchised sources现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[CEI TS 13-84:2020] Electricity metering equipment - Communication with end-user devices Part 3-1: PLC protocol stack in the frequency band 125 kHz - 140 kHz (C band)现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[CEI EN IEC 62025-2 ; 2020] High frequency inductive components - Non-electrical characteristics and measuring methods Part 2: Test methods for non-electrical characteristics现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano

[CEI EN IEC 61238-1-3 : 2020] Compression and mechanical connectors for power cables Part 1-3: Test methods and requirements for compression and mechanical connectors for power cables for rated voltages above 1 kV (Um = 1,2 kV) up to 36 kV (Um = 42 kV) tested on non-insulated conductor现行

发布时间: 出版机构:Comitato Elettrotecnico Italiano
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