题目下列材料中属于奥氏体不锈钢的是()。A. 2Cr13B. 1Cr18Ni9TiC. r17D. 35Si2Mn2HOV下列材料中属于奥氏体不锈钢的是()。A. 2Cr13B. 1Cr18Ni9TiC. r17D. 35Si2Mn2HOV题目解答答案B. 1Cr18Ni9Ti