摘要
文中给出一道力学题的多种解法,对于加深理解相应的力学知识,开阔解题思路都是有益的.
Many solutions of a mechanics problem are introduced in this article.It is ap- parently helpful in deepening the understanding of the relevant knowledge of mechanics and broadening the train of thought of solving problems.
出处
《沈阳师范大学学报（自然科学版）》
CAS
1998年第3期20-23,共4页
Journal of Shenyang Normal University:Natural Science Edition
关键词
角动量
等效转动惯量
angular momentum
equivalent moment of intertia
