ISO 29001-2020 Amd 1-2024 第1号修改单 英文版
ISO 29001-2020 Amd 1-2024 第1号修改单
Petroleum, petrochemical and natural gas industries — Sectorspecific quality management systems — Requirements for product and service supply organizations
AME
14douer20160072026-09-25#国外资料分享区
Welding Defects Guide 中英对照翻译(焊接缺陷指南)
原文:Common welding defects, their causes, effects and how to identify them.
译文:常见焊接缺陷、产生原因、影响以及检测识别方法
① Porosity 气孔
What is it? 定义
- Small holes or voids in the
139阿斯米2026-11-02#微文分享