welding procedure qualification
短语词组
- welding procedure qualification test 焊接工艺评定试验
- welding procedure qualification we 焊接工艺评定试验
- welding procedure qualification records 焊接工艺评定
- welding procedure qualification standard 焊接工艺评定标准
- welding procedure qualification report 焊接工艺评定报告
- welding procedure qualification test record 焊接工艺鉴定试验记录
- experiments of welding procedure qualification 焊接工艺评定试验
- computer aided welding procedure qualification 计算机辅助焊接工艺评定 返回 welding procedure qualification