如何同步存在于各种（未联网的）SQL Server 2005实例中的数据库

I am working on a database application that runs on various independent servers. Each server runs an Instance of SQL Server 2005 with the same database. We would have a Master Server where that would be the definitive source of information and various "Client" Servers that would be distributed around (with no network connection of any kind). This Client Servers would return from time to time (lets say once a week) to be synchronized with the Master. Simply put the process would be.I am working on a database application that run