共 50 条
- [4] CHANGING OVER HEAT-TREATMENT FURNACES TO FIRING WITH NATURAL GAS STAL IN ENGLISH-USSR, 1970, (04): : 311 - &
- [5] THE LOCAL HEAT-TREATMENT OF LARGE WELDED COMPONENTS IN GAS FURNACES WELDING PRODUCTION, 1981, 28 (01): : 30 - 32
- [8] DEVELOPMENT OF VACUUM HEAT-TREATMENT FURNACES METALLURGIA AND METAL FORMING, 1972, 39 (11): : 394 - &