解决aspnet上传文件大小限制
<system.web>
<httpRuntime executionTimeout="600" maxRequestLength="20480"
useFullyQualifiedRedirectUrl="true" minFreeThreads="8"/>
<system.web>
<httpRuntime executionTimeout="600" maxRequestLength="20480"
useFullyQualifiedRedirectUrl="true" minFreeThreads="8"/>