logarithm

logarithm

美 [ˈlɔɡəˌrɪðəm]  英 [ˈlɒɡərɪð(ə)m]

  • n.对数
  • 网络取对数;对数函数;对数加法

词形变化

复数:logarithms  

英汉双解

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

英汉解释

n.
1.
【数】对数

英英解释

n.

例句

The relationship of logarithm and preloading time of settlement rate is linear, where the unloading time can be confirmed by the graph.

沉降速率对数时间线形关系从而图解确定卸载时间

The security of the scheme is set up on the intricate nature of the elliptic curve discrete logarithm problem and the knapsack problem.

方案安全性建立椭圆曲线离散对数问题变形背包问题

The magnitude of an earthquake is determined from the logarithm of the amplitude of waves recorded on a seismogram at a certain period.

地震级别根据时期震动记录地震振幅数值计算

A logarithm tells you what power a base number must be raised to in order to produce a given value.

对数说明一个底数几次等于一个给定

The concept of compound logarithm concentration. diagram is put forward and an example diagram is drawn in this paper.

提出复合对数浓度概念绘制

The integer part, which May be positive or negative, of the representation of a logarithm.

对数表示法整数部分可以对照mantissa

The security of the Elliptic Curve Cryptography (ECC) is built upon the difficulty of solving the elliptic curve discrete logarithm problem.

椭圆曲线密码体制安全性建立椭圆曲线离散对数问题

Under the same temperature, logarithm of relaxation time of sample increases linearly with the increase of logarithm of the aging time.

同一温度试样松弛时间对数lgτ老化时间对数lgte增加线性增加

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自然对数返回e几次等于给定x

The invention discloses an all-digital logarithm automatic gain control device and a method thereof.

发明提出一种数字对数自动增益控制装置方法

Logarithm of relaxation time of sample decreases linearly with the increase of temperature.

试样松弛时间对数lgτ温度T升高线性减小

The results of comparison prove that this new digital signature based on discrete logarithm is more effective and secure than the others.

比较结果显示基于离散对数数字签名方案其他数字签名方案效率而且安全

Replaces the current quaternion with its natural logarithm.

当前自然对数替换

The biodiversity of the net- phytoplankton community decreases with the increase of logarithm of the cell abundance value.

另外浮游植物群落多样性细胞丰度对数增加降低

Can occur if you try to calculate the square root or logarithm of a negative number.

如果试着计算否定数目正直对数发生

The fitted result proves that the hypothesis that load-life curve in single logarithm should be exponential curve is right.

拟合结果证实接头载荷寿命曲线对数坐标指数曲线假设正确性

The merits and deficiencies of the logarithm model in air combat capability assessment of fighter aircrafts are analyzed.

详细分析对数模型评估飞机空战能力优点不足

The following example returns the result of raising a base-10 logarithm to a specified power.

以下示例返回对以10对数执行指定计算结果

Compared with classical group signature, the conic analog over Zn has strongly improved the security of computing discrete logarithm.

经典签名方案比较离散对数问题更加困难有效提高方案安全性

It is also pointed out that the logarithm of the amplitudes of the initial motion of P-waves increases proportionally with the magnitudes.

指出P振幅对数震级增大增大

Further, presented the correlations between multifractal spectrum and logarithm of mean traffic.

进一步研究多重分形参数平均流量对数关联关系

Expression giving the base of the logarithm. Must be positive.

对数底数表达式必须

the methods of the intelligent control of scanning voltage and the logarithm contraction of tunnel current.

实现扫描电压智能控制隧道电流进行对数压缩方法

Returns the natural logarithm of a numeric expression.

返回数值表达式自然对数

Calculates the natural logarithm of a quaternion.

计算四元数自然对数

The receiver adopts dynamic range compressing, logarithm amplifying circuit and STC control.

接收通道进行动态压缩处理采用对数通道STC控制

Value containing the logarithm of a specified number.

包含指定数字对数

Returns the natural logarithm of a specified number.

返回数值自然对数

Through regression, we found runoff energy cut rate present logarithm relevant to rainfall energy.

回归分析径流能量削减降雨动能关系对数相关

Calc has a good selection of regression types you can use for trend lines: linear, logarithm, exponential, and power.

Calc具有可以用于趋势线回归类型选择线性对数指数选择趋势线接近所有类型

Cite a case, the logarithm on different platform has different regulation according to the size of the type.

例子不同平台数据类型大小不同规定

In 1614, John Napier discovered the logarithm which made it possible to perform multiplications and divisions by addition and subtraction.

1614年,苏格兰数学家纳皮尔发现对数使得数字可以替代

A little judicious guessing should be done about trace versus determinant , and more generally, about logarithm versus exponential.

关于行列以及一般关于对数指数关系进行一些审慎合理猜测

Returns the logarithm of a specified number.

返回指定数字对数

However, the logarithm of reflective learning mode trapped in teaching and research.

然而对数反思性学习模式教学研究很少

The number raised to the logarithm of a designated number in order to produce that designated number.

指定数字对数数量为了得到指定数目

Based on the geometric proportion and cut drawing method, the curve drawing carries out the logarithm and shift drawing method.

曲线绘制部分裁剪绘制方法基础实现对数绘制方法

Returns the logarithm of a number to the base you specify.

根据指定底数返回数字对数

To solve these two problems, a new multi-secret sharing scheme based on the intractability of the discrete logarithm was presented.

针对两个问题基于离散对数求解困难提出一个门限秘密共享方案

Methods Far sight was examined through E Standard Logarithm Eyesight Table.

方法视力检测使用E标准对数视力进行常规检查