频率之美:探索振动的神奇语言 发表于 2023-08-21 更新于 2024-03-14 分类于 Physics Waline: 阅读次数: 本文字数: 244 阅读时长 ≈ 1 分钟 By Long Luo挖坑\[ m \frac {d^2x}{dt^2} = -kx \]\[ m \frac{d^2x}{dt^2} = -k \cdot x = k \cdot A \sin \left( \omega t - \Delta \varphi \right) \]\[ m \frac{d^2x}{dt^2} + m r \frac{dx}{dt} + kx = F(t) \]参考文献OscillationSimple harmonic motionElectronic oscillatorPendulumGalileo GalileiDamping