题目内容：
下列诸因素中,哪个是造成45钢淬火硬度偏低的主要原因()参考答案：
选择题：下列诸因素中,哪个是造成45钢淬火硬度偏低的主要原因()
- 题目分类：西安交通大学工程材料基础
- 题目类型：选择题
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钢中的二次渗碳体是指从()中析出的渗碳体
钢中的二次渗碳体是指从()中析出的渗碳体
(阅读理解题) Anny sat in their backyard(后院), thinking.
(阅读理解题) Anny sat in their backyard(后院), thinking. She was trying to think of a w
下述语句段在运行时的显示结果是（） Clss x=10.34
下述语句段在运行时的显示结果是（） Clss x=10.34
He made a good impression __ his mother-in-law.A.i
He made a good impression __ his mother-in-law.A.inB.forC.onD.from
----Look, it’s going to rain.----Really ? ______
----Look, it’s going to rain.----Really ? ______ , I don’t take a raincoat with