ISO 23472-1-2020 实施日期:2020-07-17 英文名:Foundry machinery — Vocabulary — Part 1: General ISO 23581-2020 实施日期:2020-07-17 英文名:Petroleum product
IEC/TS 62910-2020 实施日期:2020-07-24 中文名: 英文名:Utility-interconnected photovoltaic inverters - Test procedure for under voltage ride-through measurements IEC 62153-4-10-2015/Am