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

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1 Later , the project was able to borrow a more advanced flux-gate magnetometer and the preliminary conclusions from Rodney Hale , an experienced electronics engineer , as a result of further work , are that there is a magnetic field within the circle which fluctuates relative to that outside over a period of hours .
2 But drinking too much over a period of months or years damages far more than the nervous system .
3 The position of the Central Authority was strong : they were responsible for the Boards as a whole breaking-even over a period of years ; their approval was required for capital and current expenditure ; and they raised the capital and controlled the reserves and bank-balances of the Boards .
4 By using examples taken at random over a period of years the following list has been assembled :
5 The appearance of the new form was an abrupt event and the product was quite stable over a period of years .
6 Mr Elliot Bernerd , head of Chesfield commented , ‘ We are one of a group of shareholders and have never agreed to make capital available over a period of years .
7 The main provisions of the existing Acts covering health and safety , and regulations made under them , will be retained but will be amended , revised or repealed as necessary over a period of years .
8 When established during the 1940s , nationalised industries were instructed to operate in the ‘ public interest ’ and to break even over a period of years .
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