The main contributions in this thesis are as follows: 1. Put forward a definition and specification design of streampattern.
本论文主要完成了以下工作：1。给出流模式的定义以及规范化设计。
2
In the typical execution of the parallel development pattern for practitioners, the owner of a practitioner development stream performs all of these operations.
在执行者对并行开发模式典型的执行过程中，执行者开发流的所有者，执行所有这些操作。
3
Snapshots can also be remembered with more than one stream or workspace; it is a common pattern to associate "blessed" snapshots with the stream to which they are related.