Logs base 2 tend to show up in algorithm analysis.

以2为底的对数一般出现在算法分析中。

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Ordinary numbers use base 10, but many computers work to base 2.

普通数字用10 为基数，但许多计算机用2作基数。

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Here is a base 2 (binary) EWU value calculation in Korn Shell 93 syntax.

下面是以Korn Shell 93语法计算基数2(二进制)ewu值的代码。

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The base is home to 2,000 marines and has long been a sore point for Okinawans.

VOA: standard.2009.11.11

But mathematically, we've mentioned this before, log N or really to be precise, log base 2 of N, is the way you express this mathematically.

但从数学上说，之前我们已经提到过了，准确地说是log，N，以2为底N的对数，这就是它在数学上的表示。

哈佛公开课 - 计算机科学课程节选

N 6 Sixteen, so that's 16 times log base 2 of 16 and though I'm writing small here, log base 2 of 16, 16 this gives me 4 'cause 2 to the 4 equals 16.

是多少呢？，Well，，N，is，what？,16，那就是16乘以以2为底16的对数6,在这儿我将2写小一些，以2为底16的对数是4，因为2^4等于。

哈佛公开课 - 计算机科学课程节选

Third, the new U.S.-spec Passat can be had with a choice of three and only three engines, one of which, the base 2.5-liter in-line five-cylinder, is a hunk of lumber pulled from the ribs of an ancient Norse longboat.

WSJ: 2012 Volkswagen Passat 2.5 SEL Review: Cost-Cutting Done (a Little More) Right | Rumble Seat by Dan Neil

Often the workers in an acquired mill were making base pay 2.5 times Nucor's rate.

FORBES: Magazine Article

The base houses 2, 000 soldiers of the Headquarters of the Nato Allied Rapid Reaction Corps for part of the year.

BBC: Millions invested in training at RAF St Mawgan