提出了空调水系统调试的基本条件和应达到的要求，介绍了系统科学管理应建立的技术档案、设备维修保养制度及运行维护的具体措施。
Presents the basic condition and requirement. Points out the necessary technique files, maintaining regulations and specific measures during operating period to realize effective management.
许多档案系统作业基本上就是查询，因此最适合LINQ方式。
Many file system operations are essentially queries and are therefore well-suited to the LINQ approach.
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