求教F1转F2 processing time?

来源: 请各位指教 于 2004-05-04 15:15:56 [] [旧帖] [给我悄悄话] 阅读数 : (66 bytes)

Vermont center, F2 to F-1, only half month is needed? true or not?

请您先登陆，再发跟帖！