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

  Next page
No Sentence
1 However in practice deterioration of stock inevitably sets in , through a variety of factors : original errors or omissions in selection ( for the reasons suggested above ) ; poor control of withdrawals and replacements ; fluctuations in funding over a period of years ; fluctuations in demand caused by changes in the constituency , or changes in their needs .
2 As it happens , there is a substantial engine refurbishment contract in the offing which ( although tenders have not yet been invited ) promises to bring someone several tens of millions of pounds in revenue over a period of a few years .
3 This gives judicial support to the view that financial statements have a limited useful life ( of less than 15 months ) and depreciate in usefulness over a period of time .
4 In LEAs where a scheme of delegation has been in place over a period of years , the question of making more money soon arises .
5 High rate of growth The rate of growth is a measure of the increase in output over a period of time .
6 The fry are born with large black eyes , but these steadily reduce in size over a period of weeks until they are covered with a cartilaginous sheath .
7 Infection by lymphocystis first appears as ‘ Cauliflower ’ -like growths which gradually increase in size over a period of several weeks or months .
8 Plants in some 34 families were used in Borneo over a period of 16 months and all but 5 were sources of fruit .
9 One solution to the difficulty of what the Cockcroft Report refers to as " recording positive achievement " which attempts to avoid laying too much stress on what pupils have not achieved is to record the growth in attainment over a period of time .
10 Engineers of this discipline are in the greatest demand , and receive the highest salaries at an early age , Imagine also that the raw material used by these engineers has been rapidly increasing in abundance and dramatically decreasing in cost over a period of 20 years .
11 Change in landscape over a period T = t 2 - t 1 can be measured either by integration of fluxes or by net displacement of a system parameter ( ) .
12 Storage space had to be found for this unusually large collection of books which arrived in batches over a period of weeks .
  Next page