並前往http://math.ymhs.tyc.edu.tw/masterchen/chenyan/TeaPlan107/TeaPnCon/105B1/CH3/105%E4%B8%8A%E9%AB%98%E4%B8%801%E5%86%8ACh3.5%E6%8C%87%E6%95%B8%E8%88%87%E5%B0%8D%E6%95%B8%E7%9A%84%E6%87%89%E7%94%A8(%E7%BF%92%E9%A1%8C)1051223.pdf
