GB/T 11918.5-2020.Plugs，socket-outlets and couplers for industrial purposes-Part 5 : Dimensional compatibility and interchangeability requirements for plugs，socket-outlets, ship...
GB/T 12668.902-2021.Adjustable speed electrical power drive systems-Part 9-2: Ecodesign for power drive systems , motor starters，power electronics and their driven applications-En...
GB/T 20833.1-2021.Rotating electrical machines-The winding insulation-Part 1: Off-line partial discharge measurements.1范围GB/T 20833的本部分规定了旋转电机绕组绝缘离...
GB/T 20833.4-2021.Rotating electrical machines-The winding insulation-Part 4: Measurement of insulation resistance and polarization index.1范围GB/T 20833的本部分规定了旋转电...
GB/T 20995-2020.Static var compensators(SVC)一Testing of thyristor valves.1范围GB/T 20995规定了晶闸管阀的型式试验、出厂试验和选项试验。这些晶闸管阀适用...
GB/T 3792-2021.Information and documentation一Resource description.1范围GB/T 3792给出了一整套覆盖各种类型资源的通用描述规范,规定了数据元索被记录或转...
GB/T 39850-2021.Core components business document assembly technical specification for international trade.范围GB/T 39850规定了将基于核心构件技术规范(CCTS)的数据模...
GB/T 39858-2021.Tunnel pre-cutting machine.1范围GB/T 39858规定了隧道预切槽设备(以下简称预切槽设备)的术语和定义、型式和基本参数.技术要求、试验...
GB/T 39909-2021.Science and technology program-generated scientific data archiving-General data element.1范围GB/T 39909规定了科技计划形成的科学数据汇交通用数据元...
GB/Z 39244-2020.Targeted poverty alleviation-Chinese medicinal materials-Specifications foroperation management of Gentiana rigescens Franch. ex Hemsl. project.1范围GB/Z 39244给出...
