GB/T 39022-2020.Lighting system and related equipment一Terms and definitions. 1范围 GB/T 39022界定了照明、照明系统、照明系统相关特性、照明部件及相关设备的术语和定义。 GB/T 39022适用于照明系统和相关设备

GB/T 38862-2020.Online training for leadership-Course audit. 1范围 GB/T 38862规定了干部网络培训课程的审核要求,给出了干部网络培训课程的审核主体、审核原则、审核范围、审核方法及审核结果形式。 GB/T 38862适用于干部网络培

GB/T 2900.103-2020.Electrotechnical terminology-Generation ，transmission and distribution of electrical energy-Dependability and quality of service of

GB/T 2423.27-2020.Environmental testing-Part 2:Test methods-Test method and guidance:Combined temperature or temperature and humidity with low air pre

GB/T 50165-2020.Technical standard for maintenance and strengthening of historic timber building. 1总则 1.0.1 为贯彻执行国家有关法律法规，加强对古建筑木结构的科学保护，使古建筑得到正确的维护与加

GB/T 27021.6-2020.Conformity assessment-Requirements for bodies providing audit and certification of management systems-Part 6: Competence requirement

GB/T 23809.1-2020.Emergency guidance systems-Setting principles and requirements-Part 1:Inside buildings. 1范围 GB/T 23809的本部分规定了公共建筑物内以安全标志和安全标记为主要导向要素

GB/T 10066.12-2020.Test methods for electroheating installations-Part 12: Infrared electroheating installations. 1i范围 GB/T 10066.12规定了工业红外电热装置的试验程序、条件

GB/T 16900.4-2020.Rules for the presentation of graphical symbols-Part 4:Method for testing symbol referent association. 1范围 GB/T 16900的本部分规定了用于测试图形符号

GB/T 50455-2020.Standard for design of underground oil storage in rock caverns. 1总则 1.0.1 为统一地下水封石洞油库设计技术要求,做到安全适用、节能环保技术先进、经济合理,制定本标准。 1.0.2 GB/T 504