![]() Electric power automation communication networks and systems - Part 7-7: IEC-61850 related data model machine-processable format for tools 电力自动化通信网络和系统-第7-7部分:用于工具的IEC-61850相关数据模型机器可处理格式 |
![]() machine tools - Dimensions of spindle end and chuck connection - Part 2: Cam-lock type 机床 主轴端部与卡盘连接尺寸 第2部分:凸轮锁紧型 |
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