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

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1 To understand government policies concerning food , we need to look at nutritional levels and the quantity and nature of food production .
2 In this chapter we have been concerned with interpreting patterns of variation in speech communities with reference to the norms that can be shown to exist at varying levels of abstraction and generality .
3 Although the need for fixed radio relay systems seems likely to remain at current levels in the foreseeable future , any diminution in spectrum availability will have to be compensated for .
4 Upstream , production in 1993 is likely to remain at current levels , as a series of new fields come into production and offset the older declining fields .
5 He added that imports had to continue at competitive levels to safeguard jobs in the processing industry .
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