Example sentences of "[prep] a few minutes to " in BNC.
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1 | This is because they can include additional short irradiations for elements with isotopes of very short half-lives , from a few minutes to a few hours , although this increases the analyst 's work . |
2 | The time span of observation in these studies varies from a few minutes to several hours . |
3 | For stable samples we rarely need to obtain spectra in a hurry , and commercial spectrometers generally operate on timescales ranging from a few minutes to several hours . |
4 | A wall goes down from the road straight as a die to Ease Gill and a walk alongside leads in a few minutes to a small hole in the ground that opens into lengthy passages below : this is Short Drop Cave . |
5 | Similarly , the clock on the front of the American Bulletin of Atomic Scientists stood at a few minutes to midnight , but the American government did not heed it . |