並前往https://hre.pro.edu.tw/storage/download/teaching_material-ch-34-1448503964/%E5%9C%8B%E4%B8%AD%E4%BD%B3%E4%BD%9C%20-%20%E8%AA%8D%E8%AD%98%E4%BA%8C%E4%BA%8C%E5%85%AB%E4%BA%8B%E4%BB%B6%E5%8F%8A%E5%85%B6%E5%A5%B3%E6%80%A7%E5%8F%97%E9%9B%A3%E5%AE%B6%E5%B1%AC.pdf