Mechanics of materials, for the study of the relation between the mechanical behavior of materials and their microstructures. 材料科学材料是人类可以利用的物质,一般是指固体。而材料科学是研究材料的制备或加工工艺、
technology can make people lazier, products are made more cheaply (which can be good for companies but bad for consumers), and technology can have adverse effects on a person's health and safety.楼主，
The title of my speech is "happy to see life, smile to welcome life".我演讲的题目是《乐看人生，笑迎生活》。In the journey of life, we often encounter setbacks and failures and fall into all kinds of
妞我等你长大
