本标准规定了汽车用制动器衬片的分类、技术要求、试验方法、检验规则、标志、包装、运输与贮存等。
This standard specifies the classification of automotive brake linings, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, etc.
低压电涌保护装置。第21部分:与电信和信令网络连接的电涌保护装置。性能要求和试验方法。
Low voltage surge protective devices - part 21: surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.
射频与同轴电缆组件。第1部分:一般规范。一般要求和试验方法。
Radio frequency and coaxial cable assemblies - Part 1: Generic specification - General requirements and test methods.
介绍GB 14 0 4 8 4中与短路保护装置(SCPD)协调配合的要求和试验方法,叙述SCPD为断路器或熔断器时选配方法。
The coordination requirements and test methods of short circuit protective device (SCPD) in standard GB14048.4 are introduced. The selection methods of circuit breaker or fuse as SCPD are described.
介绍GB 14 0 4 8 4中与短路保护装置(SCPD)协调配合的要求和试验方法,叙述SCPD为断路器或熔断器时选配方法。
The coordination requirements and test methods of short circuit protective device (SCPD) in standard GB14048.4 are introduced. The selection methods of circuit breaker or fuse as SCPD are described.
应用推荐