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"Cao"作与维修（operationandmaintenance的复数）
1、maintenance mode───维护模式
2、military operations───军事作战，[军]军事行动
3、maintenance───n.维护，维修；保持；生活费用
4、maintenance free───[化] 不需维修的
5、spraying operations───喷涂作业
6、maintenance costs───维修费用；维护费用；维修费用，养护费用
7、vehicle maintenance───汽车维护，车辆保养
8、operations supervisor───营运主管
9、operations───n.运营；运作；业务Cao作（operation的复数）
1、This separation allows simultaneous user operations and maintenance procedures.───栅栏使得用户Cao作和维护过程可以同时进行。
2、The contract is for the Air Force's Network and Space Operations and Maintenance program.───这份合同是美国空军的“网络以及空间运行和维护”计划的一部分。
3、The goal of this series is to cover the entire spectrum of a portal project from initial requirements to ongoing operations and maintenance.───本系列旨在涵盖门户项目的方方面面，从最初的需求分析到不断进行的Cao作和维护。
4、However, Thomas said that the aircraft is coming down in its operations and maintenance costs.───不过，Thomas还说：“全球鹰”无人机的使用和维护成本正在下降。
5、You are often dealing with the complains between your operations and maintenance people.───您是否经常在处理Cao作人员和维修人员之间的相互指责和批评？
6、Now, $300 billion of that was sacrosanct, going to troops, operations, and maintenance.───现在，其中3000亿美元转为军队、军事行动和维护费用，谁也不能动用。
7、Plant operations and maintenance management.───设备设施运行与维护管理。
1、One hopes the Chinese have developed more stable long-term operations and maintenance funds than have those of us in North America.
2、The follow-on contract calls for the contractor to provide bandwidth and systems engineering, operations and maintenance support for the Army's Trojan satellite communications.
3、Motorola's Ultra-Broadband solutions easily satisfy the growing consumer demand for advanced services by enabling fiber-fast throughput capacity with lower total cost of operations and maintenance.