Testing alone can consume half the budget for an application maintenance cycle.
仅仅测试就可能花费掉应用程序维护周期预算的一半。
Therefore reasonable conformability of preventive maintenance cycle is necessary demand of scientific equipment maintenance decision.
因此，合理的确定预防维修周期是对设备进行科学维修决策的必然要求。
The final process in the rules development life cycle is rules maintenance.
规则开发生命周期中的最后过程是规则维护。
Make maintenance content, cycle and method.
制定设备级别保养内容、周期、方法。
Make maintenance content, cycle and method.
制定设备级别保养内容、周期、方法。
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