链接2：https://wenku.baidu.com/view/a42d64030540be1e650e52ea551810a6f524c87f.html?fr=income1-doc-search&_wkts_=1687569712725&bdQuery=%E8%AE%BE%E8%AE%A1%E4%B8%80%E6%AC%BE%E6%BD%9C%E5%AD%94%E9%92%BB%E6%9C%BA%E7%9A%84%E5%B1%A5%E5%B8%A6%E5%BC%8F%E8%A1%8C%E8%B5%B0%E6%9C%BA%E6%9E%84%E8%AE%BE%E8%AE%A1%E6%96%B9%E6%A1%88&wkQuery=%E6%BD%9C%E5%AD%94%E9%92%BB%E6%9C%BA%E5%BA%95%E7%9B%98%E8%AE%BE%E8%AE%A1
链接3：https://wenku.baidu.com/view/0e978e09acaad1f34693daef5ef7ba0d4b736d7d?_wkts_=1687569694095&bdQuery=%E8%AE%BE%E8%AE%A1%E4%B8%80%E6%AC%BE%E6%BD%9C%E5%AD%94%E9%92%BB%E6%9C%BA%E7%9A%84%E5%B1%A5%E5%B8%A6%E5%BC%8F%E8%A1%8C%E8%B5%B0%E6%9C%BA%E6%9E%84%E8%AE%BE%E8%AE%A1%E6%96%B9%E6%A1%88&bfetype=new
