We can raise any number to the fourth power by squaring it twice.
我们能把任一数平方两次就得到它的四次方。
Airy disk brilliance (the brightness of a point-source stellar image) is proportional to the fourth power of aperture.
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。
Stem stiffness depends on the elastic modulus of the material and is proportional to the fourth power of the diameter.
假体柄的刚度由制备材料的弹性模量决定且与直径的4次方成正比。
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.
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。
For example, our cooperation in Galieo project, Airbus, nuclear power and the fourth-generation small scale nuclear technologies which king of Belgium mentioned to me this morning.
比如，伽利略计划合作、空客的合作、核电合作，今天上午比利时国王还跟我提及第四代小型核技术合作。
Some manufacturers, while using the 5-Pin XLR, decided to use fourth and fifth pins for DC power, not signal data as specified in the standard.
有些厂家虽然使用了5针XLR，但是他们却利用引脚4和引脚5来传输直流电，而本标准并没有这样规定。
Fourth, the "peak power micro marketing" teach you how to find good article, find the most to force the primary source of every year at least save tens of thousands of pieces!
第四，【顶峰助力微营销】教你《如何寻找一手货源篇》，找到最给力的一手货源每年最少省几万块！
The fourth angel poured out his bowl on the sun, and the sun was given power to scorch people with fire.
第四个天使把他那一碗倒在太阳上面，使太阳可以用它的炎热烧灼人。
The fourth, considered some year influencing factors as adjusting tools to adjust academic sections and the power of teaching and research.
第四，以学术部门某年度影响因子作为调节各个学科，教学与科研的权重比例的重要方式；
Fourth, construct a power trader behavioral analysis model to analyze the possible behavior choice of power traders in the coexistence of stock market, bilateral market and finance derivant market.
第四，构建了电力交易者行为分析模型，分析了在现货市场、双边市场、金融衍生市场共存的情况下电力交易者可能的行为选择。
The fourth question is to analyse the guarantee of the power of investigation on official crime.
第三个问题是分析职务犯罪侦查权的侦查措施优化。
I Stress in exploring the improvement of the power to interpret the Hong Kong Basic Law in the fourth part, and discuss some views and Suggestions about it from two aspects.
第四部分侧重于把握香港基本法解释权制度的完善，从两个方面谈了作者的一些见解和建议。
As is known to all, with the increment of building height, the Lateral displacement is proportional to the height with the fourth power.
众所周知，随着建筑高度的增加，结构的侧向变形与高度的四次方成正比。
As is known to all, with the increment of building height, the Lateral displacement is proportional to the height with the fourth power.
众所周知，随着建筑高度的增加，结构的侧向变形与高度的四次方成正比。
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