Example sentences of "is used [prep] a [num ord] [noun sg] " in BNC.

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1 Where peroxidase-labelled antibody is used as a second layer the peroxidase activity is revealed using the method of Graham and Karnovsky ( 49 ) .
2 When the interceptor gets close to its target , it is used as a second radar receiver .
3 If the withholding of manifestations of parental love is used as a first measure of initial disciplining , then it must be remembered that the measure of the distress necessary to be imposed , need be very small indeed if the imposition is started early enough .
4 A husband and wife must be faithful to one another , and divorce is used as a last resort if the relationship breaks down .
5 physical restraint is used as a last resort after other responses have failed .
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