ICS 29.160.30CCS K 24中华人民共和国国家标准GB/T 44294—2024电主轴电动机通用技术规范General specification for electric spindle motors2024-08-23 发布2025-03-01 实施国家市场监督管理总局国家标准化管理委员会发 布目　　次前言 ··································································...