共 50 条
- [32] IMPROVING QUALITY OF SMALL AND MEDIUM DIAMETER ELECTRIC WELD TUBES STAL IN ENGLISH-USSR, 1969, (06): : 583 - &
- [35] INFLUENCE OF CONTINUOUS PEELING OF METAL ON SURFACE QUALITY OF TUBE BILLETS AND TUBES STAL IN ENGLISH-USSR, 1970, (11): : 896 - &
- [36] EFFECT OF A NUMBER OF METALLURGICAL FACTORS ON QUALITY OF TUBE STEEL BILLETS AND TUBES STEEL IN THE USSR, 1972, 2 (04): : 276 - &