航空工业焊接操作人员资格鉴定与认证 第3部分:钎焊
Qualification and certification of welding manipulating personnel for aviation industries-Part 3: Soldering and brazing
2014-05-19
HB 5299.1-2014
航空工业焊接操作人员资格鉴定与认证 第1部分:手工熔焊
Qualification and certification of welding manipulating personnel for aviation industries-Part 1: Manual fusion welding
2014-05-19
HB 5299.1-2014(2017)
航空工业焊接操作人员资格鉴定与认证 第1部分：手工熔焊
2014-05-19
HB 5299.2-2014
航空工业焊接操作人员资格鉴定与认证 第2部分:电子束焊及激光焊
Qualification and certification of welding manipulating personnel for aviation industries-Part 2: Electron beam welding and laser beam welding