在焊接奥氏体不锈钢时,不易出现的是()缺陷 A.晶间腐蚀 B.延迟裂纹 C.应力腐蚀 发布时间:2019-01-22 02:27 │ 来源:www.tikuol.com 题型:单项选择题 问题: 在焊接奥氏体不锈钢时,不易出现的是()缺陷A.晶间腐蚀B.延迟裂纹C.应力腐蚀D.热裂纹
题型:单项选择题 Last week, only two people came to look at the house, __________ wanted to buy it. A none of them B both of them C none of whom D neither of whom 查看答案