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  H-RH 发表了新话题 2024-11-4 17:16

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  测试 116.49.246.116
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  H-RH 发表了新话题 2024-11-4 17:13

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  测试 116.49.198.68
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  H-RH 发表了新话题 2024-11-4 15:40

  测试
  测试 116-49-246-116

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  H-RH 发表了新话题 2024-11-4 15:35

  IEC 61540-1999
  IEC 61540-1999
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  H-RH 发表了新话题 2024-11-4 15:31

  GB/T 2423.7-2018
  GB/T 2423.7-2018
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  H-RH 发表了新话题 2024-11-4 15:17

  测试
  测试 116-49-198-68
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  H-RH 发表了新话题 2024-11-4 14:29

  UL 859-2022
  UL 859-2022
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  H-RH 发表了新话题 2024-11-4 14:13

  UL 859-2017
  UL 859-2017
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  H-RH 发表了新话题 2024-11-4 14:11

  IEC 61543-2022
  IEC 61543-2022

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  zhongfalamp 回复了 ZHANG.. 的话题 请教一下 灯具有功率范围吗？ 2024-11-4 15:43

2024-11-02

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  lin 回复了 fasten 的话题 大附件下载测试 2024-11-2 17:07

  其他参与者:chang418, fasten

2024-10-31

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  zwchmily： 2024-10-31 08:23 (回复)

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  447021737：加油努力 2024-10-31 08:11 (回复)

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  fantai：今天天气不错肯定不是晴天 2024-10-31 07:34 (回复)

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  H-RH 发表了新话题 2024-10-31 00:25

  IEC 61076-8-107:2023 Connectors for electrical and electronic equipment – Pr...
  IEC 61076-8-107:2023 Connectors for electrical and electronic equipment – Product requirements – Part 8-107: Power connectors – Detail specific ...
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  H-RH 发表了新话题 2024-10-31 00:20

  SAE J3280-2023 Guidelines for Haptic Interaction in a Driver Vehicle Interface
  SAE J3280-2023 Guidelines for Haptic Interaction in a Driver Vehicle Interface
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  H-RH 发表了新话题 2024-10-31 00:19

  SAE J2970-2023 Minimum Performance Requirements for Non-Refrigerant Tracer Ga...
  SAE J2970-2023 Minimum Performance Requirements for Non-Refrigerant Tracer Gases and Electronic Tracer Gas Leak Detectors

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  H-RH 发表了新话题 2024-10-31 00:18

  SAE J2859-2023 Hybrid I I I Large Male Drawing Package
  SAE J2859-2023 Hybrid I I I Large Male Drawing Package
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  H-RH 发表了新话题 2024-10-31 00:17

  SAE J2277-2023 Shot Peening Coverage Determination
  SAE J2277-2023 Shot Peening Coverage Determination
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  H-RH 发表了新话题 2024-10-31 00:16

  SAE J2034-2023 (R) Personal Watercraft Ventilation Systems
  SAE J2034-2023 (R) Personal Watercraft Ventilation Systems
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  H-RH 发表了新话题 2024-10-31 00:15

  SAE J1842-2023 Disc Wheel Hub/Spoke Wheel and Axle Interface Dimensions - Tru...
  SAE J1842-2023 Disc Wheel Hub/Spoke Wheel and Axle Interface Dimensions - Truck and Bus
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  H-RH 发表了新话题 2024-10-31 00:14

  SAE J1832-2023 Low-Pressure Gasoline Fuel Injector
  SAE J1832-2023 Low-Pressure Gasoline Fuel Injector
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  H-RH 发表了新话题 2024-10-31 00:12

  SAE J1711-2023 (R) Recommended Practice for Measuring the Exhaust Emissions a...
  SAE J1711-2023 (R) Recommended Practice for Measuring the Exhaust Emissions and Fuel Economy of Hybrid-Electric Vehicles, Including Plug-in Hybrid ...
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  H-RH 发表了新话题 2024-10-31 00:10

  SAE J1678-2023 (R) Low Voltage Ultra-Thin Wall Primary Cable
  SAE J1678-2023 (R) Low Voltage Ultra-Thin Wall Primary Cable
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  H-RH 发表了新话题 2024-10-31 00:08

  SAE J1405-2023 Optional Test Procedures for Hydraulic Hose Assemblies
  SAE J1405-2023 Optional Test Procedures for Hydraulic Hose Assemblies
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  H-RH 发表了新话题 2024-10-31 00:04

  SAE J1113-1-2023 Electromagnetic Compatibility Measurement Procedures and Lim...
  SAE J1113-1-2023 Electromagnetic Compatibility Measurement Procedures and Limits for Components of Vehicles, Boats (up to 15 m), and Machines (Exce ...

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  smlsmlhd 发表了新话题 2024-10-31 00:24

  GBT 4325.4-2013 钼化学分析方法 第4部分 锡量的测定 原子荧光光谱法
  GBT 4325.4-2013 钼化学分析方法 第4部分 锡量的测定 原子荧光光谱法
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  smlsmlhd 发表了新话题 2024-10-31 00:23

  GBT 4325.21-2013 钼化学分析方法 第21部分 碳量和硫量的测定 高频燃烧红外吸收法
  GBT 4325.21-2013 钼化学分析方法 第21部分 碳量和硫量的测定 高频燃烧红外吸收法
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  smlsmlhd 回复了 David27 的话题 求助 EN IEC 80601-2-30:2019 最新版标准 2024-10-31 00:15

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  smlsmlhd 发表了新话题 2024-10-31 00:13

  (应助) BS EN IEC 80601-2-30:2019 Medical electrical equipment - Part 2-30: Pa...
  BS EN IEC 80601-2-30:2019 Medical electrical equipment - Part 2-30: Particular requirements for the basic safety and essential performance of autom ...

2024-10-30

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  dino_kao：Greeting for you 2024-10-30 18:26 (回复)

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  LYXLYX8005：好久没来了，继续签到 2024-10-30 15:51 (回复)

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  lsq2010：good days 2024-10-30 13:01 (回复)

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  Fangdifa 更新了自己的基本资料 2024-10-30 10:41

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  浪漫罗丹 回复了 David_Yang1234 的话题 电源单一故障测试 2024-10-30 09:27

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  zeng2115：放假了 2024-10-30 08:54 (回复)

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  smlsmlhd 发表了新话题 2024-10-30 08:38

  GBT 43770-2024 室内LED显示屏规范
  GBT 43770-2024 室内LED显示屏规范
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  smlsmlhd 发表了新话题 2024-10-30 08:36

  GBT 43774-2024 平板显示器基板玻璃应力测试 点扫描法
  GBT 43774-2024 平板显示器基板玻璃应力测试 点扫描法
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  smlsmlhd 发表了新话题 2024-10-30 08:35

  GBT 43775-2024 轨道交通 机车车辆变流设备 市域铁路和城轨交通车辆辅助变流器
  GBT 43775-2024 轨道交通 机车车辆变流设备 市域铁路和城轨交通车辆辅助变流器

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  smlsmlhd 发表了新话题 2024-10-30 00:22

  LYT 3089-2019 冬青播种育苗技术规程
  LYT 3089-2019 冬青播种育苗技术规程
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  smlsmlhd 发表了新话题 2024-10-30 00:21

  LYT 3090-2019 阔叶箬竹无性繁殖育苗技术规程
  LYT 3090-2019 阔叶箬竹无性繁殖育苗技术规程
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  smlsmlhd 回复了 digmay2002 的话题 IEC 80601-2-30:2018 2024-10-30 00:16
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  smlsmlhd 发表了新话题 2024-10-30 00:14

  (应助) IEC 80601-2-30:2018 Medical electrical equipment - Part 2-30: Particul...
  IEC 80601-2-30:2018 Medical electrical equipment - Part 2-30: Particular requirements for the basic safety and essential performance of automated n ...
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  smlsmlhd 回复了 ag0819 的话题 请求EN 60335-2-24:2010/A11:2020最新标准 2024-10-30 00:12

  其他参与者:lds08080808
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  smlsmlhd 发表了新话题 2024-10-30 00:10

  (应助) BS EN IEC 60335-2-24:2010+A11:2020 Household and similar electrical ap...
  BS EN IEC 60335-2-24:2010+A11:2020Household and similar electrical appliances - Safety - Part 2-24: Particular requirements for refrigerating applia ...

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  sky0805：{message} 2024-10-30 08:19 (回复)

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  zwchmily： 2024-10-30 08:18 (回复)

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  447021737：真开心 2024-10-30 08:04 (回复)

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  fantai：今天天气不错应该不是晴天 2024-10-30 07:36 (回复)

2024-10-29

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  H-RH 发表了新话题 2024-10-29 23:37

  SAE J1082-2023 Fuel Economy Measurement Road Test Procedure
  SAE J1082-2023 Fuel Economy Measurement Road Test Procedure
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  H-RH 回复了 Liu 的话题 求UL 773A Nonindustrial Photoelectric Switches for Lighting Control 2016版 2024-10-29 00:30

  其他参与者:Liu
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  H-RH 发表了新话题 2024-10-29 00:29

  (应助) UL 773A-2024 Nonindustrial Photoelectric Switches for Lighting Control
  UL 773A-2024 UL Standard for Safety for Nonindustrial Photoelectric Switches for Lighting Control Sixth Edition, Dated January 19, 2016 (Ti ...

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  LYXLYX8005：好久没来了，继续签到 2024-10-29 16:54 (回复)

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  zwchmily： 2024-10-29 14:53 (回复)

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  LEAD-SWB：开心真开心 2024-10-29 12:24 (回复)

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  sunjj 发表了新话题 2024-10-29 11:32

  SAE AMS 2422F-2019 Plating,Gold
  SAE AMS 2422F-2019 Plating,Gold

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  zhujianname：这才是对的感觉 2024-10-29 10:30 (回复)

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  zeng2115：放假了 2024-10-29 10:23 (回复)

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  浪漫罗丹 回复了 小强 的话题 负离子发生器8.1.4放电量测试 2024-10-29 08:34

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  sky0805 回复了 专注的小白 的话题 IEC 62368 做异常测试或单一故障测试时有温度限值嘛，请教各位大神 2024-10-29 08:30
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  sky0805：{message} 2024-10-29 08:27 (回复)

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  447021737：真开心 2024-10-29 08:06 (回复)

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  fantai：今天天气不错应该是晴天 2024-10-29 07:39 (回复)

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  smlsmlhd 发表了新话题 2024-10-29 00:10

  ISO 80601-2-55:2018/Amd.1:2023 Medical electrical equipment — Part 2-55: Par...
  ISO 80601-2-55:2018/Amd.1:2023Medical electrical equipment — Part 2-55: Particular requirements for the basic safety and essential performance of r ...
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  smlsmlhd 发表了新话题 2024-10-29 00:05

  JIS B 7139-1-2008 双眼実体顕微鏡－第１部：一般要求事項
  JIS B 7139-1-2008 双眼実体顕微鏡－第１部：一般要求事項
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  smlsmlhd 发表了新话题 2024-10-29 00:02

  LYT 3091-2019 火力楠育苗技术规程
  LYT 3091-2019 火力楠育苗技术规程

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  smlsmlhd 发表了新话题 2024-10-29 00:01

  LYT 3092-2019 木麻黄栽培技术规程
  LYT 3092-2019 木麻黄栽培技术规程

2024-10-28

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  jtt1471025811：上班中 2024-10-28 17:01 (回复)

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  LEAD-SWB：开心真开心 2024-10-28 15:33 (回复)

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  sky0805：{message} 2024-10-28 14:28 (回复)

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  fenglsz 回复了 二次元 的话题 UL153 灯具金属外壳一定要接地吗 2024-10-28 10:25
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  fenglsz 回复了 dgcawhj25 的话题 IEC 61347-1:2024, IEC 61347-2-13:2024 2024-10-28 10:24

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  浪漫罗丹 回复了 menlo 的话题 GPSR eu2023/988怎么理解 2024-10-28 10:20

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  447021737：加油努力 2024-10-28 10:13 (回复)

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  zeng2115：放假了 2024-10-28 09:05 (回复)

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  zwchmily： 2024-10-28 08:47 (回复)

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  smlsmlhd 发表了新话题 2024-10-28 00:29

  UL 8800-2023A Standard for Horticultural Lighting Equipment And Systems
  UL 8800-2023A Standard for Horticultural Lighting Equipment And Systems
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  smlsmlhd 发表了新话题 2024-10-28 00:24

  ASTM F2647-07(2016) Standard Guide for Approved Methods of Installing a CVS (...
  ASTM F2647-07(2016) Standard Guide for Approved Methods of Installing a CVS (Central Vacuum System)
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  smlsmlhd 发表了新话题 2024-10-28 00:22

  LYT 3093-2019 林下种植白及技术规程
  LYT 3093-2019 林下种植白及技术规程

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  smlsmlhd 发表了新话题 2024-10-28 00:21

  LYT 3094-2019 林下种植淫羊藿技术规程
  LYT 3094-2019 林下种植淫羊藿技术规程

2024-10-27

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  H-RH 发表了新话题 2024-10-27 23:04

  SAE J3001-2023 Brake Insulator Damping Measurement Procedure
  SAE J3001-2023 Brake Insulator Damping Measurement Procedure
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  H-RH 发表了新话题 2024-10-27 00:06

  SAE J2848-2-2023 Tire Pressure Systems - Maintenance (ATIS) Type for Medium a...
  SAE J2848-2-2023 Tire Pressure Systems - Maintenance (ATIS) Type for Medium and Heavy Duty Highway Vehicles

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  Jasonli小白：签到签到 2024-10-27 13:31 (回复)

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  zwchmily： 2024-10-27 10:31 (回复)

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  LEAD-SWB：开心真开心 2024-10-27 10:11 (回复)

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  fantai：今天天气不错应该是晴天 2024-10-27 08:17 (回复)

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  smlsmlhd 发表了新话题 2024-10-27 00:26

  ASTM E473-23a Standard Terminology Relating to Thermal Analysis and Rheology
  ASTM E473-23a Standard Terminology Relating to Thermal Analysis and Rheology
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  smlsmlhd 发表了新话题 2024-10-27 00:22

  DIN 38402-11:2009 German standard methods for the examination of water, waste...
  DIN 38402-11:2009 German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 11: Sampling ...
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  smlsmlhd 发表了新话题 2024-10-27 00:19

  LYT 3163-2019 浸渍纸层压木质地板生产线节能技术规范
  LYT 3163-2019 浸渍纸层压木质地板生产线节能技术规范

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  smlsmlhd 发表了新话题 2024-10-27 00:19

  LYT 3164-2019 竹木复合层积地板生产综合耗能
  LYT 3164-2019 竹木复合层积地板生产综合耗能

2024-10-26

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  zwchmily： 2024-10-26 17:39 (回复)

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  zeng2115：放假了 2024-10-26 11:10 (回复)

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  LEAD-SWB：开心真开心 2024-10-26 10:16 (回复)

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  smlsmlhd 发表了新话题 2024-10-26 00:12

  ASME BPVC CC BPV S1-2023 CODE CASES: BOILERS AND PRESSURE VESSELS
  ASME BPVC CC BPV S1-2023 CODE CASES: BOILERS AND PRESSURE VESSELS Supplement 1
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  smlsmlhd 发表了新话题 2024-10-26 00:11

  ASTM E1335-08(2017) Standard Test Methods for Determination of Gold in Bullio...
  ASTM E1335-08(2017) Standard Test Methods for Determination of Gold in Bullion by Fire Assay Cupellation Analysis
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  smlsmlhd 发表了新话题 2024-10-26 00:09

  LYT 3166-2019 林业机械 以内燃机为动力的山地单轨运输机
  LYT 3166-2019 林业机械 以内燃机为动力的山地单轨运输机