英德
有道
百度
谷歌
图片
维基
百科
金相
metallographical
- 我同意金相兄的看法。
I agree with brother Jinxiang. - 摘要通过对低碳贝氏体钢不同回火工艺下金相组织与性能的研究，了解该类型钢的回火特性。
Through studying the microstructure and performance of ULCB steel under different tempering processes, the temper characteristics of such steel can be obtained. - 本文介绍了利用光学金相、力学性能测试方法对轧辊联轴节进行了失效分析并提出了断裂原因。
The present paper describes the failure analysis of roller -coupling by testing the optical, metallographic and mechanical properties,offering you the fracture reasons.
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