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Ning An
What is the meaning of "by up to a factor of two" in this sentence ? Thanks for your time.
we have characterized their aerodynamic performance and found that the drag coefficient can be reduced, on demand, by up to a factor of two.
2016年10月7日 08:14
回答 · 2
It means that you divide by 2. So reduce it by
half of the original.
Reduce by a factor of 10 would mean to reduce it by a 10th. (divide by 10 and then subtract that number from the original number).
2016年10月7日
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