GB/T 41158.4-2022机械产品三维工艺设计第4部分:工艺符号与标注标准
英文:Three-dimensional process planning for mechanical products—Part 4:Process symbol and annotation GB/T 41158.4-2022介绍: ...
英文:Three-dimensional process planning for mechanical products—Part 4:Process symbol and annotation GB/T 41158.4-2022介绍: ...