Overhead electrical conductors - Formed wire, concentric lay, stranded conductors
发布日期:2002-02-20 实施日期:2002-02-20
实施日期:2010-09-30
实施日期:2011-02-02
实施日期:2006-11-16
Electric and magnetic field levels generated by AC power systems - Measurement procedures with regard to public exposure
发布日期:2009-08-31 实施日期:2009-08-31
Fixed railway installations. Equipment for overhead telecommunication and signalling lines. Plates for anchoring bars.
Code of profundity for perliminary design for transmission and distribution projects of State Gird. Part 1:Transmission line
发布日期:2008-01-31 实施日期:2008-01-31
Communication cables - Specifications for test methods - Part 3-13: Mechanical test methods; Aeolian vibration
实施日期:2004-02-01
Conductors for overhead lines - Aluminium-magnesium-silicon alloy wires; German version EN 50183:2000
实施日期:2000-12-01
Insulator spindles for telecommunication overhead-lines; hook-shaped spindles
Fittings for overhead lines and switchgear; insulation behaviour of fittings for insulated overhead lines
实施日期:1989-04-01
请选择需要导出的字段:
请选择需要导出的字段:
知识产权声明 | 服务承诺 | 联系我们 | 人才招聘 | 客户服务 | 关于我们
互联网出版许可证:新出网证(京)字042号 互联网药品信息服务资格证书号:(京)-经营性-2011-0017 信息网络传播视听节目许可证 许可证号:0108284
京ICP证:010071 京公网安备11010802020237号 京ICP备08100800号-1
客服电话:4000115888 客服邮箱:service@wanfangdata.com.cn 违法和不良信息举报电话:4000115888 举报邮箱:problem@wanfangdata.com.cn 举报专区:https://www.12377.cn
万方数据知识服务平台--国家科技支撑计划资助项目(编号:2006BAH03B01)©北京万方数据股份有限公司 万方数据电子出版社