共 50 条
- [36] PROBLEMS OF QUALITY-CONTROL OF WELD FORMATION IN ARC-WELDING WELDING PRODUCTION, 1981, 28 (12): : 10 - 11
- [37] SOME EFFECTS OF INDEPENDENT QUALITY-CONTROL ON WELDING NAVAL VESSELS METAL CONSTRUCTION AND BRITISH WELDING JOURNAL, 1974, 6 (11): : 351 - 351