标题: IEC 60034-5：2006 Rotating electrical machines - Part 5：Degrees of protectio [打印本页] 作者: 维摩诘呼 时间: 2017-4-24 23:59:47 标题: IEC 60034-5：2006 Rotating electrical machines - Part 5：Degrees of protectio
[attach]132215[/attach]IEC 60034-5：2006 Rotating electrical machines - Part 5：Degrees of protection provided by the integral design of rotating electrical machines (IP code) - Classificat 作者: admin 时间: 2017-4-26 16:13:00