正常运转

• working order
• normal running

例句

1. 当然，人必须制造机器，予以适当安排，使之保持正常运转。
   Of course, man must make the machines, place them in proper order, and keep them running properly.
2. 为保证设备的正常运转，每个品目都应包括一套标准定额的附件和专用工具。
   Every item shall include a standard complement of accessories and special tools to ensure the normal operation.
3. 我无法使这部机器正常运转。
   I can't make this machine run properly.