多版本技术通过对象复制来解决实时协同设计系统中的冲突操作的意愿保证问题。
Intention guarantee problem of conflict operation in the system of real-time collaborative design is solved by means of object duplication in multi-edition technique.
最后，本文还论述了如何采用数据管道对象和数据库复制两种技术来实现分布数据库的数据同步。
This thesis also introduces two methods which are concerning distributed database replication and data pipeline object realize data synchronization.
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