在点了计算估计值后就出现了这个问题，请高手帮忙哈[img]file:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/83121910/QQ/WinTemp/RichOle/489KPT8SEZH(W[KCWU4)A4N.jpg[/img]