The phrase "actual lifetime" is correct and usable in written English.
It can be used when discussing the real duration of something's existence or functionality, often in contrast to theoretical or expected lifetimes.
Example: "The actual lifetime of the battery was much shorter than the manufacturer claimed."
Alternatives: "real lifespan" or "true duration".
A prediction of the models depicted in Figure 8 and Figure 9 is that the actual lifetime prevalence in men and women may actually be comparable after about age 40, although apparent LTP continues to be higher in women.
There the central bank and BlackRock, an asset manager, reckoned that actual lifetime losses on residential mortgages would range from 7% to 12% (meaning that rates of non-performing loans, some of which may in time start to perform again, could be higher still).
A Government consultation on the stockpile ends next month but ministers have already made it clear that the "Mox option" is their preferred route, even though it would require a second Mox plant at Sellafield costing £3bn at discounted prices – the actual lifetime cost of the plant is likely to be nearer £6bn.
Subtracting this value from her actual lifetime welfare level of 250 gives us −200.
The actual lifetime is much shorter than that predicted by the master curve.
A lost cause is not in Royce's view a hopeless cause, but rather one that cannot be fulfilled within the actual lifetime of the community or any of its members.
It could also seek support from oil customers overseas, such as China.Ten years is a lifetime for Western finance ministers and oil traders, but for Saudi Arabia's rulers, among whom political lifetimes are actual lifetimes, it is a span that matters.
Households often continue to use old technologies alongside new ones, and the energy-saving technologies have shorter actual lifetimes than their designed lifetimes.
Variable amplitude fatigue testing of XAS/914 CFRP incorporating a mechanical fastener and use of the FALSTAFF load sequence allowed comparisons between predicted and actual lifetimes to failure and was useful in verifying the accuracy of the life prediction methodology employed.
where RLT k+1 and (widehat {RLT}_{k+1}), respectively, are actual residual lifetime and predicted residual lifetime at a particular instance of time k+1.
For bearings subjected to highly varying loads, recent research emphasises a strong reduction of the actual bearing lifetime w.r.t. the classically calculated bearing lifetime.
