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- Lubrication and maintenance requirements or dry conditions. 润滑和维护要求或干式条件;
- Proper operating and maintenance of the lubrication and cooling system of R180 diesel engine can markedly prolong its useful life, and enhance its working efficiency. 正确地使用和维护R180柴油机润滑和冷却系统可以大大延长柴油机的使用寿命,提高工作效率。
- Based on injector concept, Gudao oil production plant developed a gas lubricating gun, it greatly cut beam pumper’s lubrication and maintenance time and improve oil production efficiency. 孤岛采油厂根据医用注射器原理，研制了气动黄油枪，大大缩短了游梁式抽油机润滑保养时间，提高了采油时率。
- The lubrication and other factors. 润滑和其它因素。
- Make die servicing and maintenance plan and scheme. 制定模具维修、维护计划和方案。
- Repair and maintenance of machinery and equipment. 机械及设备的维修和保养;
- Door opening for services and maintenance. 活动式隔音门可进入机组内检查及维修。
- OBSERVATION ON THE EFFECT ON TWO KINDS OF LUBRICATION AND MAINTENANCE METHODS TO RESTRAIN SURGICAL INSTRUMENTS FROM RUSTING 两种不同润滑保养方法对器械防锈的效果观察
- Plant operations and maintenance management. 设备设施运行与维护管理。
- Customer relationship setting-up and maintenance. 客户关系的建立和维护。
- List Management system operation and maintenance. 数据管理系统的操作和维护。
- Higher software costs and maintenance costs. 昂贵的软件价格和维护费用。
- Website design and maintenance by Kennedy Websites. 由肯尼迪网站的网站设计和维护。
- Simple, minimal setup and maintenance. 简单、最小的设置和维修.
- Download and maintenance are studied in detail. 对系统的下装与维护进行了研究与说明。
- High overheads and maintenance cost top the list. 高昂的经常性费用和保养费居首位
- Easy for operation and maintenance. 操作简单，维修容易。
- Readily accessible lubrication and inspection points are incorporated into the design for increased maintenance serviceability. 容易靠近的加油孔和检查点合并为一体的设计，使维护更容易。
- Polling and maintenance of fire fighting equipment. 消防设备的巡检及维护保养。
- Good lubricity and EP performance. 良好的润滑、极压性能。
