摘要
在弹簧质量不可忽略的振动条件下,导出了弹簧有效质量系数所满足的高精度近似表达式,利用该表达式,可以更为精确地考虑弹簧质量对振动周期的影响.
An approximate fomiula of the spring's effective mass is presented under the condition of the spring of non-negligible mass. By using this formula, we consider exactly the influence of spring's mass on oscillatory period.
出处
《大学物理》
北大核心
2013年第3期44-45,48,共3页
College Physics
关键词
弹簧
振动周期
有效质量
spring
vibration period
effective mass