GB 17380-2020.Regulation on aids to navigation for marking of offshore structure...

国家标准2023.08.01

GB 12708-2020.Colours of light signals on aids to navigation.1范围GB 12708规定了航标灯光信...

国家标准2023.08.01

GB 27790-2020.City gas pressure regulator.1范围GB 27790规定了城镇燃气用燃气调压器(以下简称调压器)的术语和定...

国家标准2023.08.01

GB 27791-2020.City gas pressure regulating installation.1范围GB 27791规定了城镇燃气用燃气调压箱...

国家标准2023.08.01

GB 50191-2012.Code for seismic design of special structures.1总则1.0.1 为贯彻执行国家有关防震...

国家标准2023.08.01

GB 10070-88.Standard of environmental vibration in urban area.1主题内容与适用范围GB 10070...

国家标准2023.08.01

GB 24418-2020.Aids to navigation on the bridge over maritime navigable waters ,...

国家标准2023.08.01

GB 17577-2020.The standard format of navigational warnings in People's Republic...

国家标准2023.08.01

GB 17381-2020.Regulation for surface colours of visual aids to navigation.1范围GB...

国家标准2023.08.01

GB 10071-88.Measurement method of environmental vibration of urban area.1主题内容 与适...

国家标准2023.08.01