Example sentences of "[vb base] at [adj] levels " in BNC.

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1 Detachment structures initiate at moderate dips in brittle upper crust and flatten at mid-crustal levels ( 10–15km depth ) , because stress axes rotate as a result of ductile ( perhaps fluid-like ) flow of a weak middle crust ( beneath the brittle to ductile transition zone ) .
2 This is because the alarm sensors look at overall levels of contamination of clothes , whereas the contamination is often ‘ highly localised and correspondingly intense ’ .
3 The MCI framework for management education and development assess at three levels of the management hierarchy .
4 The factors influencing their choices can be understood , and these influences lie at two levels .
5 They respire at lower levels of light , temperature and tissue moisture than bryophytes or vascular plants , and are protected by dehydration against exhaustion of carbohydrate reserves ( Smith , 1984 ) .
6 And linking this complicity with the way men operate at all levels of society , banding together , bolstering each other up to create and maintain their power base .
7 Frequently , such LEAs operate at two levels simultaneously : at the school level fostering and encouraging changes in attitude and practice , while at LEA level opening up direct two-way communication with parents through a variety of channels .
8 Although at first sight these three points apply only to overall policy development , in practice they apply at all levels , including individual branch development .
9 Assuming an oil price of about $33 for the fourth quarter of 1990 , and an average of about $30 for 1991 , inflation was expected to rise above 5 per cent in 1990 and stay at similar levels in 1991 .
10 Discretionary power and the opportunity to exercise it exist at all levels of police organizations .
11 I feel that on behalf of all my colleagues who umpire at all levels of the fame I have to reply to Tim Byran 's letter ( WCM May ) .
12 This was an indication of those gay people who work at all levels of broadcasting .
13 It is because observers vary in their skill and experience that we have devised two related ‘ observation kits ’ which work at different levels of detail .
14 I think there 's all sorts of er there 's all sorts of things that people do and they work at different levels .
15 The findings of the research , which were being undertaken on behalf of the HCIMA by the University of Surrey , would be used to extend the Association 's existing Corpus of Knowledge research , providing information on the functions hospitality industry managers perform at different levels and in different situations , to raise the profile of the 23000-strong professional body within the European forum .
16 According to this model , local politics ( see also Chapter 5 , section 5.3.3 , where the ‘ dual state ’ thesis is discussed ) is more open to pluralist pressures , since locally based interest groups tend to be those of service consumers , rather than the various types of producer which dominate at other levels ( and often play a big part in determining what is possible at local level ) .
17 Examples of this kind of manipulation are discernible throughout recorded history and occur at all levels of control , from the actions of the relatively insignificant leaders of quite small groups formed for almost any reason , religious or otherwise , to the governments of nations who become powerful enough to dominate the world .
18 Purchaser and provider divisions have been established in both health and social services authorities , but the splits occur at different levels .
19 It will be observed that the disparities occur at different levels of overall unemployment , and that all ethnic minorities experienced higher rates of unemployment than the white population in the 1980s .
20 Deposits very similar to the Jurassic Rosso ammonitico occur at several levels on both sides of the Mediterranean .
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