running maintenance
经常维修费 routine repair cost
所需经常维修 Frequent Maintenance Required
减速机需要经常维修 Reducer requires frequent maintenance ; Reducer requires constant maintenance
经常性维修 routine maintenance
经常性维修费 current repair expense
在可行的地方有一些海水淡化厂，但它们的运营成本很高，并且需要经常维修。
Some desalination plants exist where feasible, but they are costly to run and can need constant repair.
youdao
不要拥有需要经常维修的玩具。
Don’t own high maintenance toys.
其中有很多电子管和机械零件，需要经常维修。
Their many vacuum tubes and mechanical parts required constant maintenance.
应用推荐
模块上移
模块下移
不移动