preventive maintenance contracts 预防维护合同
maintenance contracts revenue 订约维修营业收入
Fire systems maintenance contracts 消防系统维护保养合同
These large numbers in service ensure that maintenance contracts will continue to be awarded at a steady pace.
大量在役的设备确保维修合同将继续以一种稳定的步伐授予。
The work awarded through this task order will consolidate approximately 15 maintenance contracts for IT activities at various naval facilities.
这份任务订单的工作将把大约15个关于多个海军基础设施的IT技术的维护合同合并在一起。
The surging Numbers of new lift installations in China will, as their warranties expire, convert into a lucrative stream of maintenance contracts.
在中国的新电梯数量猛增,随着保修期到期,都将转变为有利可图的维修合同。
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