灰口铸铁的力学性能差,但为什么应用广泛?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 11:49:11
![灰口铸铁的力学性能差,但为什么应用广泛?](/uploads/image/z/12316216-40-6.jpg?t=%E7%81%B0%E5%8F%A3%E9%93%B8%E9%93%81%E7%9A%84%E5%8A%9B%E5%AD%A6%E6%80%A7%E8%83%BD%E5%B7%AE%2C%E4%BD%86%E4%B8%BA%E4%BB%80%E4%B9%88%E5%BA%94%E7%94%A8%E5%B9%BF%E6%B3%9B%3F)
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