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预防性维修
1、maintenance costs───维修费用；维护费用；维修费用，养护费用
2、vehicle maintenance───汽车维护，车辆保养
3、maintenance free───[化] 不需维修的
4、maintenance───n.维护，维修；保持；生活费用
5、maintenance mode───维护模式
6、prevention───n.预防；阻止；妨碍
7、theft prevention───防盗
8、relapse prevention───[医]复发的预防
9、pollution prevention───污染预防；防止污染；污染防治
1、the authors analyze the contamination of hydraulic systems and the current maintenance methods. They give out the prevention maintenance method and the main ideas are presented.───分析了液压XiTong的污染及现有的维修方法，提出了主动预防性维护，并介绍了其主要内容。
2、Article 24. Administrations in charge of the production and maintenance of motor vehicles and vessels should include prevention of their exhaust pollution in the respective sectional quality control.───第二十四条机动车船生产、维修管理部门应当将机动车船排气污染防治纳入行业质量管理。
3、Prevention maintenance: a regular inspection, repair and replacement routine designed to reduce the risk of system failure.───预防式维修：一个定期检查，修理和例行更换的计划，以减少XiTong停顿的风险。
4、Prevention maintenance: A regular inspection, repair and replacement routine designed to reduce the risk of system failure.───预防式维修：一个定期检查，修理和例行更换的计划，以减少XiTong停顿的风险。
5、Do the prevention maintenance plan and contingency plan for facility equipments, to provide facility support for production line.───做好预防性维护计划及预案解决方案，确保支持生产正常运行。