计画保养制度  PMS

经常保皇  who often votes with the Government

经常养护  constant maintenance

日常保养  current maintenance; routine maintenance; daily maintenance; Maintenance

正常保养周期  regular maintenance interval

保养计划  maintenance project; maintenance schedule

保养计划表  servicing schedule

保养计划调整  maintenance schedule adjustment

每半年的保养计划表  semiannual maintenance schedule

润滑和预防性保养计划  lubrication and preventive maintenance schedule

推荐的保养计划表  recommended maintenance schedule

有效的预防性保养计划  effective preventive maintenance program

设计计画预算制度  planning-programming-budgeting system (PPBS

生计计画  career planning

统计计画  statistical planning

[舰艇]相遇敬礼  passing honors

[美]海军水面舰艇军官  black shoes

Q舰艇  Q-ship

北极星潜舰舰内通信系统  dial-x