Merges are a key aspect of a source code control system in general and are especially common in a branch-oriented VCS.
合并一般是源代码控制系统中的关键方面，在面向分支的VCS尤其常见。
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On Saturday Sinopec Group Beijing branch opened 24 Olympic-oriented gas stations, providing not only gasoline but also services like translation, emergency help and gasoline identification.