不锈钢按其金相显微组织不同，常用的有以下三类：（），（），奥氏体型不锈钢。
参考答案：马氏体不锈钢；铁素体不锈钢
The local police said they had received reports of seven cases of murder, which caused_____ among the
locals.[ ]
A. panic
B. dilemma
C. settlement
D. coincidence
压条
