logarithm

US [ˈlɔɡəˌrɪðəm]
UK [ˈlɒɡərɪð(ə)m]
  • n.对数
  • Web取对数；对数函数；对数加法
Plural Form：logarithms  

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Web Definition

logarithm
n.
1.
对数any of a series of numbers set out in lists which make it possible to work out problems by adding and subtracting instead of multiplying and dividing

Sample Sentence

Definition:
AllAll,对数对数,取对数取对数,对数函数对数函数,对数加法对数加法
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
The relationship of logarithm and preloading time of settlement rate is linear, where the unloading time can be confirmed by the graph.
沉降速率的对数和堆载预压时间又成线形关系，从而由图解法也可确定卸载时间。
chén jiàng sù lǜ de duì shù hé duī zǎi yù yā shí jiān yòu chéng xiàn xíng guān xì , cóng ér yóu tú jiě fǎ yě kě què dìng xiè zǎi shí jiān 。
www.rockmech.org
2.
The security of the scheme is set up on the intricate nature of the elliptic curve discrete logarithm problem and the knapsack problem.
方案的安全性建立在椭圆曲线离散对数问题和变形的背包问题的难解性上。
fāng àn de ān quán xìng jiàn lì zài tuǒ yuán qū xiàn lí sàn duì shù wèn tí hé biàn xíng de bèi bāo wèn tí de nán jiě xìng shàng 。
www.ceps.com.tw
3.
The magnitude of an earthquake is determined from the logarithm of the amplitude of waves recorded on a seismogram at a certain period.
地震级别是根据某一时期震动图记录的地震波振幅的对数值计算的。
de zhèn jí bié shì gēn jù mǒu yī shí qī zhèn dòng tú jì lù de dì zhèn bō zhèn fú de duì shù zhí jì suàn de 。
pro.yeeyan.com
4.
A logarithm tells you what power a base number must be raised to in order to produce a given value.
对数说明一个底数的几次幂等于一个给定的值。
duì shù shuō míng yī gè dǐ shù de jǐ cì mì děng yú yī gè gěi dìng de zhí 。
www.ibm.com
5.
The concept of compound logarithm concentration. diagram is put forward and an example diagram is drawn in this paper.
提出了复合对数浓度留的概念，并绘制了例图。
tí chū le fù hé duì shù nóng dù liú de gài niàn , bìng huì zhì le lì tú 。
www.chemyq.com
6.
The integer part, which May be positive or negative, of the representation of a logarithm.
对数表示法的整数部分，它可以是正的或负的。对照mantissa。
duì shù biǎo shì fǎ de zhěng shù bù fen , tā kě yǐ shì zhèng de huò fù de 。 duì zhào mantissa 。
dict.ebigear.com
7.
The security of the Elliptic Curve Cryptography (ECC) is built upon the difficulty of solving the elliptic curve discrete logarithm problem.
椭圆曲线密码体制的安全性建立在椭圆曲线离散对数问题的难解性上。
tuǒ yuán qū xiàn mì mǎ tǐ zhì de ān quán xìng jiàn lì zài tuǒ yuán qū xiàn lí sàn duì shù wèn tí de nán jiě xìng shàng 。
www.fabiao.net
8.
Under the same temperature, logarithm of relaxation time of sample increases linearly with the increase of logarithm of the aging time.
在同一温度下，试样的松弛时间的对数lgτ随老化时间的对数lgte的增加呈线性增加。
zài tóng yī wēn dù xià , shì yàng de sōng chí shí jiān de duì shù lg τ suí lǎo huà shí jiān de duì shù lgte de zēng jiā chéng xiàn xìng zēng jiā 。
www.13191.com
9.
That is, given an argument x, the natural logarithm returns the power to which e must be raised to give the value x.
也就是给定一个参数x，该自然对数返回e的几次幂等于给定的值x。
yě jiù shì gěi dìng yī gè cān shù x , gāi zì rán duì shù fǎn huí e de jǐ cì mì děng yú gěi dìng de zhí x 。
www.ibm.com
10.
The invention discloses an all-digital logarithm automatic gain control device and a method thereof.
本发明提出了一种全数字对数自动增益控制装置及方法。
běn fā míng tí chū le yī zhǒng quán shù zì duì shù zì dòng zēng yì kòng zhì zhuāng zhì jí fāng fǎ 。
ip.com
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