用“30CrMnSiNi2A”造句大全，30CrMnSiNi2A造句

Research on dynamic yield strength of steel 30CrMnSiNi2A

Forming Technology Study of Long Conical Deep-hole Components Made of 30CrMnSiNi2A

Research on Welding Process of 30CrMnSiNi2A Steel

PRE-CORROSION DEGRADATION INFLUENCE ON THE FATIGUE LIFE FOR 30CrMnSiNi2A SpeCIMEN

Research on Microstructure and Properties of Ultra-High Strength Steel 30CrMnSiNi2A by Laser Welding

Research on the Dynamic Fracture Characteristics of 40Cr and 30CrMnSiNi2A Material under High Strain Rate;

Test on Susceptibility to Hydrogen Embrittlement for 30CrMnSiNi2A