我们能把任一数平方两次就得到它的四次方。
We can raise any number to the fourth power by squaring it twice.
艾里斑的亮度(点光源恒星的图像亮度)正比于孔径尺寸的四次方。
Airy disk brilliance (the brightness of a point-source stellar image) is proportional to the fourth power of aperture.
你能做这个数学题吗？一百得四次方，一百开立方根是多少？
Can you do the math: What is one hundred times four, divided by the square root of a hundred?
在传统四次方环基础上提出了一种适用于快捕的新方法——四次方环开关法；
This paper presents a new methodfourth law loop switching method, which is based upon the traditional fourth law loop and is suitable for fast acquisition.
因此，单模光场与此介质相互作用的哈密顿量正比于光场的湮灭算符与产生算符和的四次方。
Therefore interaction Hamitonian of the single mode light field with the medium is proportional to the fourth power of the annihilation operator plus creation operator.
捷豹可以在一秒内进行230万的四次方的数学运算，比一般的笔记本电脑运算速度快大约10万倍。
Jaguar is capable of 2.3 quadrillion mathematical operations every second (which is about 100, 000 times faster than a typical laptop).
捷豹可以在一秒内进行230万的四次方的数学运算，比一般的笔记本电脑运算速度快大约10万倍。
Jaguar is capable of 2.3 quadrillion mathematical operations every second (which is about 100,000 times faster than a typical laptop).
捷豹可以在一秒内进行230万的四次方的数学运算，比一般的笔记本电脑运算速度快大约10万倍。
Jaguar is capable of 2.3 quadrillion mathematical operations every second (which is about 100,000 times faster than a typical laptop).
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