Example sentences of "[noun] over a 24-hour period " in BNC.

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1 The good thing about the airlift was that pilots had clear visibility all the way into Tabubil — a rare happening in an area where rain is often measured in feet over a 24-hour period .
2 Therefore , between 2 and 4 hours will be needed for shift overlap purposes over a 24-hour period .
3 From this altitude their instruments view a swath of the Earth 's surface that extends 1500 km to either side of their suborbital tracks , so that a picture of the globe over a 24-hour period is built up .
4 Perform the latter test at the same time of day , as there can be a significant ( but not usually harmful ) fluctuation over a 24-hour period , particularly in a planted pool .
5 14 second ( 70 seconds between vehicles ) , 0.23 second ( 35 seconds between vehicles ) and 1.8 seconds ( 10 seconds between vehicles ) with the maximum queue length over a 24-hour period being 2 , 2 and 8 vehicles respectively .
6 The profile would usually be the number of qualified and unqualified staff required for each span of duty over a 24-hour period .
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