对烤瓷合金的性能要求，不正确的是（）。 A.弹性模最低 B.机械强度好 C.铸造性能 发布时间：2017-08-23 03:01 │ 来源：www.tikuol.com 题型：单项选择题 问题： 对烤瓷合金的性能要求，不正确的是（）。A.弹性模最低B.机械强度好C.铸造性能好D.收缩变形小E.湿润性好
题型：单项选择题 改错。1. Would you like having some tea?2. We need a egg and some bread. 3. There are some pianoes in the room. 4. I don't like to have some meat now.5. Let's buy some potatos and carrots. ____________________________________________________________ 查看答案