共 50 条
- [4] CERTIFICATION SCHEME FOR WELDMENT INSPECTION PERSONNEL (CSWIP) METAL CONSTRUCTION AND BRITISH WELDING JOURNAL, 1970, 2 (02): : 69 - &
- [5] THE QUALIFICATION AND CERTIFICATION OF INSPECTION PERSONNEL IN THE AEROSPACE INDUSTRY INSIGHT, 1995, 37 (04): : 300 - 300
- [6] WELD TESTING - CERTIFICATION SCHEME FOR WELDMENT INSPECTION PERSONNEL METAL CONSTRUCTION AND BRITISH WELDING JOURNAL, 1972, 4 (08): : 304 - &