文件变更 meaning in Chinese

document change

On some operating systems , the client can register to be notified of changes to any file
在一些操作系统里面，客户机可以通过注册来要求得到任何文件变更的提示。
The scm tool ' s checkout command not only informs the server of the checkout request , but it also flips the bit on the working file to make it writable
配置管理工具的签出命令不只是告诉服务器签出的请求，它还请求将工作文件变更为可写。
Maintain existing q & ims documents system and make all the received documents ' and the changed status are being updated in time . distributing new ims documents to all users in alec
维护现有的质量和工业管理系统的文件体系，使接受到的文件和文件变更情况及时得到更新