Its mostly content includes the mechanical engineering material and heat treatment, casting, plasticity shaping and welding. Dealing with engineering materials and its processing technical.
主要内容包括：机械工程材料与热处理、铸造、塑性成型和焊接四大部分的基础知识，涉及工程材料及其材料加工工艺的各个方面。
The university is four years, I studied in the department of mechanical engineering, specialities studied are metal material and heat treatment .
大学四年，我在机械工程系学习，所学的专业是金属材料及热处理。
The university is four years, I studied in the department of mechanical engineering, specialities studied are metal material and heat treatment .
大学四年，我在机械工程系学习，所学的专业是金属材料及热处理。
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