並前往https://www.freeway.gov.tw/Upload/research/201403/%E9%AB%98%E9%80%9F%E5%85%AC%E8%B7%AF%E6%8C%89%E9%87%8C%E7%A8%8B%E9%9B%BB%E5%AD%90%E6%94%B6%E8%B2%BB%E9%80%9A%E8%A1%8C%E8%B2%BB%E7%8E%87%E4%B9%8B%E7%A0%94%E7%A9%B6%E6%A1%88.pdf