连接器许可证需要解析每个数据库，软件可能需要在很多远程服务器上安装和维护，以访问必需的数据库。
A connector license is required for each database to be parsed and the software may be required to be installed and maintained on a number of remote servers to access the required databases.
如果您常常要访问远程服务器以执行维护或开发软件，那么GNU Screen是必不可少的工具。
If you regularly access a remote server to perform maintenance or develop software, GNU Screen is indispensable.
Site B 的远程转包商承担维护开发、对现存的客户/服务器应用软件进行单元测试任务。
The remote subcontractor at Site B is tasked with maintenance development and unit testing on the existing client/server application.
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