vincent's notes

http://depair.taipei.gov.tw/noise94/pdf/%E5%99%AA%E9%9F%B3%E5%9F%BA%E6%9C%AC%E5%8E%9F%E7%90%86%E3%80%81%E9%98%B2%E5%88%B6%E6%8A%80%E8%A1%93%E8%88%87%E5%AF%A6%E9%9A%9B%E6%94%B9%E5%96%84%E6%A1%88%E4%BE%8B%E4%BB%8B%E7%B4%B9-100.8.pdf