定期维修

• Develops and executes preventive maintenance of core operations daily
  对核心项目的运行情况要实行日常的定期维修。
• Keep your slope safe
  定期维修斜坡
• Owners are encouraged to maintain their windows regularly on a voluntary basis thereafter
  我们鼓励业主日后自愿地定期维修窗户。
• Owners are encouraged to maintain windows regularly on a voluntary basis thereafter
  我们会鼓励业主日后自愿地进行定期维修窗户。
• Owners are encouraged to maintain windows regularly on a voluntary basis thereafter
  我们会鼓励业主日后自愿地进行定期维修窗户。
• It is required that the machine should be maintained at regular intervals
  机器需要定期维修。 （意思在汉语中已暗含，译出反显累赘。 ）
• Regularly serviced and maintained cremators through electrical and mechanical services department emsd
  确保火化炉由机电工程署定期维修保养
• Regularly serviced and maintained cremators through electrical and mechanical services department ( emsd )
  确保火化炉由机电工程署定期维修保养；
• Ensure regular servicing and maintenance of the cremators by electrical and mechanical services department emsd
  确保火化炉由机电工程署定期维修保养
• Common faults and control of water pumps , water pumps dissembling , daily inspections , routine maintenance , etc
  动力装置维修水泵常见故障及控制、水泵拆卸、日常水泵检查、定期维修等