maintenance downtime

基本解釋

What accounts for the frequent "emergency" maintenance downtime?
是什么決定經(jīng)常性的緊急維護(hù)時(shí)間？
It is a common problem to reduce the downtime associated with a site; however, scheduled maintenance downtime is a necessary evil.
縮短站點(diǎn)的停機(jī)時(shí)間是一個(gè)常見問題；不過，計(jì)劃的維護(hù)停機(jī)時(shí)間卻是一件必要的“壞事”。
On the other hand, deploying a new revision of the application will be more involved and may need to be performed as a part of scheduled maintenance downtime.
而另一方面，部署應(yīng)用程序的新修訂涉及的方面更多，可能需要在計(jì)劃維護(hù)停止期間執(zhí)行。

The other 144 is utterly essential to keep lights on when unexpected demand arises from heat waves, outages or maintenance downtime.
FORBES: Brownout
Refineries are running out of headroom to expand existing capacity (refineries routinely run at 95% of capacity now, increasing maintenance requirements and thus downtime) while NIMBY-ism blocks new refineries from being built.
FORBES: Magazine Article