1) examine and replace
检修更换
1.
It is difficult to examine and replace directly for the feed rollers of 2500 four roller_rolling mill situated in the frame of rolling mill at the No 2 rolling mill of SISG.
介绍了韶钢二轧厂 2 50 0四辊轧机机架辊位于轧机机架内 ,无法直接检修更换 ,通过起重行车及手拉葫芦配合的吊装方法得以解
2) inspect and change
检修及更换
3) maintenance policy
修理更换
1.
Repair replacement is a maintenance policy in which items are preventively maintained when a certain time has elapsed since their last repair.
研究了修理更换策略，此策略是由Ｂｌｏｃｋ 等提出的。
4) maintenance replacement rate
维修更换率
1.
Research of prediction method of maintenance replacement rate;
维修更换率的估算方法研究
5) repair by replacement
更换式修理
6) repair and replacement policy
维修更换策略
1.
This paper studies the reliability, preventive repair and replacement policy for a repairable system consisting of one component and one repairman and with no preventive repair time.
研究了具有预防维修的单部件一个修理工的可修系统的维修更换策略。
补充资料：更换彩壳
随着手机的逐渐普及，人们对手机的要求已不单单是要求其内在的质量或性能，对外观的追求也日益增强，单一的手机外形或外壳已不能满足要求个性的手机用户的需求。所以手机更换彩壳的功能被厂家广泛应用。
更换彩壳顾名思义即手机可以根据用户个人爱好或需求随意更换手机原有外壳。目前，更换手机外壳主要有三种类型：前后壳均可更换；仅能更换前壳；仅能更换前壳上一部分面板。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条