您需要 URL重写.

在这里阅读:
使用ASP.NET进行URL重写 [ MSDN:URL重写 [ URL路由 [

You need URL Rewriting.

Read here:
URL Rewriting with ASP.NET[^]
MSDN: URL Rewriting[^]

OR

Read about, In ASP.NET 4.0: URL Routing[^]