晶界特征分布对AISI321钢绝热剪切敏感性的影响,杨扬,罗淑洪,通过形变热处理工艺优化AISI321不锈钢的晶界特征分布(grain boundary character distribution,GBCD),并采用分离式霍普金森压杆(split Hopkinson pr