To improve the utilization of the equipment and save maintenance costs for the hospital, the statistics and analysis of maintenance costs provide reliable data to carry out the preventive maintenance.
维修费的统计与分析为开展仪器设备预防性维护保养提供可靠数据，以便提高设备的使用率，同时为医院节省维修费用。
Typical user query and analysis patterns and their performance impact on the Multi-OROLAP model and algorithms, group membership management and maintenance of multi-data warehouses are also discussed.
同时还研究了典型的用户查询和分析模式对多orolap模型及其算法、分布式数据仓库中组成员的管理和维护的影响。
The system is able to realize the following functions: (1) system maintenance (2) data analysis (3) output and help.
系统能够实现以下功能：(1)系统维护功能(2)数据分析功能(3)输出和帮助功能。
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