共 50 条
- [42] SURFACE HARDENING OF AISI-4340 STEEL BY ELECTRON-BEAM TREATMENT SURFACE & COATINGS TECHNOLOGY, 1994, 64 (01): : 29 - 33
- [50] POWER-DENSITY OF ELECTRON-BEAM IN BEAM HOLE OF ELECTRON-BEAM WELDING TRANSACTIONS OF NATIONAL RESEARCH INSTITUTE FOR METALS, 1981, 23 (04): : 258 - 264