qian-tan-meng-tai-suo-li-jiaoju-de-cuowu-kongzhi-gongneng-ji-yingyong-%e6%b5%85%e8%b0%88%e8%92%99%e5%8f%b0%e6%a2%ad%e5%88%a9%e6%95%99%e5%85%b7%e7%9a%84%e9%94%99%e8%af%af%e6%8e%a7%e5%88%b6