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

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1 Because these appear at about the same level in adjacent fibrils they give to the whole fibre its characteristic cross-striated appearance .
2 But clear declines in infant mortality in Britain and in Belgium only become apparent some time after the beginning of the fertility decline , and in France mortality and fertility declines begin at about the same time .
3 These darken at around the 14th week of pregnancy and get more prominent .
4 The new variable values become for forward x i j , for reverse x i j and remain at for the remaining variables .
5 A case for seasonal adjustment exists where recognisable seasonal variations occur year after year with a fixed period and where the increases and decreases occur at about the same time and in about the same proportion each year .
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