HJ 681-2013 标准查询与下载
共找到 150 条与 HJ 681-2013 相关的标准，共 10 页
本标准规屉了交流输变电上程产生的上频电场、上频磁场的监测力法。 本标准适用于l10kV及以上电压等级的交流输变电工程】宾他电压等级的交流输变电工程电磁环境监测可参照本标准执行
Electromagnetic Environment Monitoring Method for AC Power Transmission and Transformation Projects (Trial Implementation)
Withdrawal of ISO/R 681-1968
Sanitation vehicle technology and configuration requirements
本标准适用于该品种真伪识别、田间鉴定及大田生产
Corn Tiancheng 288
This Assessment Guide is applicable to any assessment technique that wishes to embrace the principles and concepts presented in the EIA-599 National
Assessment Guide for Process Certification (Formerly TechAmerica EIA-681)
本标准规定了生态系统遥感解译与野外核查的总则、技术流程、遥感解译与野外检查以及生态系统类型解译结果等要求。 本标准适用于全国及省级行政区陆域生态系统遥感解译与野外核查，其他地理区域可参照本标准执行
National Ecological Status Survey and Evaluation Technical Specifications—Ecosystem Remote Sensing Interpretation and Field Inspection HJ 1166-2021
Elastomeric seals - Material requirements for pipe joint seals used in water and drainage applications - Part 1: Vulcanized rubber
HTJ-1焊条适用于焊接10A、20A、10Mn2A、12Mn2A、25CrMnSiA、30CrMnSiA等牌号钢材
HJ-1 welding rod technical conditions
UL Standard for Safety Installation and Classification of Burglar and Holdup Alarm Systems (COMMENTS DUE: June 04@ 2013)
This standard specifies requirements for materials used in vulcanised rubber seals for 1) cold potable water supply (up to 50 °C); 2) hot potable
Elastomeric seals - Material requirements for pipe joint seals used in water and drainage applications - Part 1: Vulcanized rubber; German version EN 681-1:1996 + A1:1998 + A2:2002 + AC:2002 + A3:2005; Corrigendum 1
The NACTO Urban Street Design Guide shows how streets of every size can be reimagined and reoriented to prioritize safe driving and transit@ biking
Urban Street Design Guide@ National Association of City Officials (1st Edition)
