北京pk10滚雪球在线计划

Build standard library
编号 更新日期 大小 Title number update date size
JGJ 16-2008 2018-07-03 3.19M Electrical Design Code for Civil Buildings [Description of Provisions] JGJ 16-2008 2018-07-03 3.19M
QB/T 4058-2010 2020-01-10 1.35M Color metal halide lamp QB / T 4058-2010 2020-01-10 1.35M
GB 50116-2013 2014-04-11 1.32M Code for design of automatic fire alarm system [with description of the articles] GB 50116-2013 2014-04-11 1.32M
GB/T 37763-2019 2020-01-10 2.90M CT self-powered protective device technical specifications GB / T 37763-2019 2020-01-10 2.90M
GB 51309-2018 2019-04-15 8.15M Technical Standards for Fire Emergency Lighting and Evacuation Indication System [Attachments] GB 51309-2018 2019-04-15 8.15M
GB 50057-2010 2017-04-18 7.85M Code for design of lightning protection of buildings [Description of attached articles] GB 50057-2010 2017-04-18 7.85M
GB/T 51397-2019 2020-01-07 11.54M Design Standard for Complete Set of Flexible HVDC Transmission System [Supplementary Provisions] GB / T 51397-2019 2020-01-07 11.54M
GB 50034-2013 2014-06-03 2.89M Architectural lighting design standards [with descriptions of articles] GB 50034-2013 2014-06-03 2.89M
GB 50054-2011 2018-01-06 371.09K Design specifications for low-voltage power distribution [with attached description] GB 50054-2011 2018-01-06 371.09K
JGJ 242-2011 2016-07-05 1.14M Electrical Design Code for Residential Buildings [Attachments] JGJ 242-2011 2016-07-05 1.14M
GB/T 37549-2019 2019-12-27 4.66M Technical specifications for relay protection of large nuclear power generator transformer units GB / T 37549-2019 2019-12-27 4.66M
GB 50052-2009 2012-04-27 291.08K Code for Design of Power Supply and Distribution System [Instructions with Provisions] GB 50052-2009 2012-04-27 291.08K
GB/T 19854-2018 2019-12-27 9.38M General rules for explosion-proof technology of industrial vehicles for explosive environments GB / T 19854-2018 2019-12-27 9.38M
GB 50217-2018 2018-10-11 3.01M Design Standard for Power Engineering Cables [Description of Provisions] GB 50217-2018 2018-10-11 3.01M
GB 50174-2017 2017-11-28 1.72M Data Center Design Specification [ Introduction to Provisions] GB 50174-2017 2017-11-28 1.72M
GB/T 31066-2014 2019-12-24 5.96M Electrical term water turbine control system GB / T 31066-2014 2019-12-24 5.96M
GB 50053-2013 2014-07-23 203.54K Design Code for Substations of 20kV and Below [Description of Provisions] GB 50053-2013 2014-07-23 203.54K
GB 50348-2018 2019-01-26 5.29M Technical Standards for Safety Prevention Engineering [Description of Provisions] GB 50348-2018 2019-01-26 5.29M