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词汇 Power function
分类 英语词汇 英语翻译词典
释义

Power function

英语例句库

The relationship between the wet flashover voltage and the precipitation or the water conductivity was congruous with the power function relation.

淋雨量、雨水电导率大小对支柱绝缘子的污雨闪电压影响也较大,且均符合幂函数关系。

原声例句
TED-Ed(视频版)

That's the process that produces a molecule called ATP, which our cells use to power their many incredible functions.

这就是产生一种叫做 ATP 的分子的过程,我们的细胞使用它来驱动它们的许多不可思议的功能。

中文百科

幂函数

幂函数图像
上至下:x1/8,x1/4,x1/2,x1,x2,x4,x8

幂函数英语:Power function)是形如f(x)=x的函数,a可以是自然数、有理数,也可以是任意实数或复数。

自然数幂函数x的定义为自变量自乘n次,如

x^3 \equiv x \times x \times x
英语百科

Power function 幂函数

In mathematics, a power function is a function of the form :f\colon x \mapsto c x^r \;  c,r \in \mathbb{R} where c and r are constant real numbers and x is a variable. The domain of a power function can sometimes be all real numbers, but generally a non-negativity x \ge 0 is used to avoid problems with simplifying. The domain of definition is determined by each individual case.

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