Example sentences of "over a [adj] [adj] period " in BNC.

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1 We regard it as an inhuman act , they say , to keep a man facing the agony of execution over a long extended period .
2 Bile ( 0.5 ml ) was taken from the gall bladder at laparotomy and infused into the proximal ileum over a two minute period .
3 To find out if PYY or bile salts were responsible for the inhibition of motility , each was separately infused intra-arterially over a two minute period , at the concentrations found in the venous efflu nts .
4 Strictly , the Beaufort Scale applies to the average wind speed over a 10 minute period .
5 After a 10 minute period , a third blood sample was taken and 200 ml of the air or respective test solution was introduced into the colon by steady infusion over a 10 minute period ( 20 ml/min ) .
6 A dose of 0.05 µg/kg body weight of ceruletide ( Farmitalia Carlo Erba Ltd , St Albans , UK ) in 10 ml saline was then given by intravenous injection over a 10 minute period .
7 A total of 875 µg of somatostatin were administered before and after ERCP over a 150 minute period .
8 During the late 1970s , the Bank of England issued three variable-rate stocks with interest payable half-yearly at an annual average ½%; above the daily average rate of discount on 91-day Treasury bills over a previous six-month period .
9 PPB is a programme orientated , as opposed to an organization orientated , management approach which examines needs over a medium-to long-term period .
10 They measured long-term performance by adding the DCF over a projected five-year period to the discounted future market value ( DFMV ) of the unit at the end of that period .
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