並前往https://www.studocu.com/tw/document/%E5%9C%8B%E7%AB%8B%E6%B8%85%E8%8F%AF%E5%A4%A7%E5%AD%B8/%E6%99%AE%E9%80%9A%E7%89%A9%E7%90%86%E5%AF%A6%E9%A9%97/%E7%B0%A1%E8%AB%A7%E9%81%8B%E5%8B%95-simple-harmonic-motion/23366295