2019年7月6日
力学知识点提要（上）
摘要： Mechanics (Greek μηχανική) is that area of science concerned with the behaviour of physical bodies when subjected to forces or displacements, and the subsequent effects of the bodies on their environment. 阅读全文
posted @ 2019-07-06 20:30 阆苑祁寒 阅读(356) 评论(0) 推荐(0) 编辑