Example sentences of "be maintained over a [adj] [noun sg] " in BNC.

  Next page
No Sentence
1 In the theory which accompanied this series it was shown that the function of regulated systems was to convert a ‘ rough ’ d.c. input voltage into a stable d.c. output voltage which would be maintained over a wide range of load current requirements as well as input voltage variations .
2 Complex adaptations have developed because in certain circumstances the same selection pressure has been maintained over a long period of time .
3 This rate is maintained over a wide range of aortic pressures by means of afferent and efferent arteriolar autoregulatory mechanisms , such as angiotensin II , renal prostaglandins , contractile myoepithelium , and the glomerular mesangium .
4 As long as an overwhelming military presence existed , a measure of peace — peace with resentment , but peace just the same — was maintained over a large area of Central and Eastern Europe .
5 Improvement was maintained over a follow-up period of six months .
  Next page