Example sentences of "has [verb] [adv] [prep] [art] period " in BNC.
Next page| No | Sentence |
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| 1 | The relationship between fertility rates and mortality rates has created a population structure which has varied substantially during the period in question . |
| 2 | Hunterston Power Station has operated continuously throughout the period generating 317.7 GWHrs of electricity . |
| 3 | The flow meter measurements tell the engineer how much water has moved where over a period of time . |
| 4 | Garside ( 1988 ) has shown how in the period 1919–23 civil servants wrestled with the requirement to indicate action , but without generating demands that could not be satisfied . |
| 5 | Interviews with the head , senior staff , teacher-librarians and members of the library committee disclose a large measure of agreement that the use made of the library by many of the departments and courses has increased substantially in the period covered by the project . |
| 6 | Pressure to publish is accepted as a normal feature of research work , but publication of Ph D results before or very soon after completion of the thesis has increased considerably in the period after 1977 . |
| 7 | Pressure to publish is accepted as a normal feature of research work , but publication of Ph D results before or very soon after completion of the thesis has increased considerably in the period after 1977 . |
| 8 | It is clear that insubstantial changes will not give rise to a new copyright ( or right to prevent unfair extraction ) but what is the position when a database has changed considerably from its original form but this has happened incrementally over a period of time ? |