Abstract: The vibration solution of a massive spring system is presented, the effective mass of a spring is derived. The approximate period of the vibration is given.

• 文摘:给出了弹簧质量不可忽略的弹簧振子系统的振动解，导出了弹簧的有效质量的渐近级数表达式，指出振动呈拟周期性.