四次方

一般四次方映射与揉空间

The General Quartic Mapping and Its Kneading Space

二的四次方是十六。

The fourth power of2 is16 .

WKB近似方法在解对称四次方双势阱中的应用

WKB solution for a symmetrical double potential well to power four

利用WKB近似方法求解对称四次方双势阱问题并对结果进行了讨论。

Using the WKB approximation , the solution for a symmetrical double potential well to power four is obtained and discussed .

如今，这意味着如果以LINPACK基准度量，该系统能够在千万亿次（或百万之四次方的FLOPS）的性能范围内运行。

Today , this means a system that operates in the performance range of petaflops ( or quadrillions of FLOPS ) as measured by the LINPACK benchmark .

载波再生的方法通常是通过平方变换或四次方变换。

The method of producing carrier harmonics is quadratic or four-order nonlinearity .

针对四次方反谐振子势及其双阱势的束缚态。

For both the quartic-anharmonics and double well potentials .

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 .

施主杂质产生的内偏场可以改善铁电材料的发射状况、决定极化脉冲极性的设计；阴极发射能力与阴极厚度的三分之四次方成正比；

The internal bias field came from the donator impurity will improve the imitation of the cathode and decide the polarity used polarization pulse .

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 .

该方法首先采用余弦四次方定律对测试结果进行了与辐射入射角α相关的修正。

Firstly , the measurement deviation related to the radiative incident angle ( a ) of the surface point is corrected based on the cosine-fourth law .

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 .

因柄的刚度与直径的四次方成正比，粗大的柄产生的应力遮挡会显著增加。

Since stiffness of a stem is proportional to the fourth power of the diameter , a dramatic increase in stress shielding is seen with larger stems .

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 .

因子分析结果经四次方最大正交旋转和结合碎石图，提取前5个因子为主公因子。

The combination of factor analysis results by the fourth power of the orthogonal rotation and gravel map , extract the first five factors the main common factor .

本文重点研究了信号的平方谱和四次方谱，给出了离散谱线检测参量的量化定义。

This paper focuses on the square of the signal spectrum and the fourth power of the spectrum , given the discrete spectrum quantitative detection of defined parameters .

热辐射在物理问题中的重要性是随着温度的增加而增大的，这是因为辐射的能量密度是随着温度的四次方来变化的。

The importance of thermal radiation in physical problems increases as the temperature is raised , because the radiation energy density varies as the fourth power of the temperature .

其他两轮的轴向力变化较平稳，且数值也较小。轴向力除了与供油压力有关外，主要是与泵轮转速的二次方和循环圆有效直径的四次方有关。

The axial forces are related to oil supply pressure , and also to the square of rotary speed and the fourth power of effective diameter of circular circle .

但是对生物大分子的计算比较困难，因为传统的量子化学的计算量与体系大小是四次方的关系。

But this method have some difficult to calculate bio-molecules , because time cost of traditional quantum chemistry calculations is proportional to the 4th power of the system 's size .

本文具体研究了电磁场消灭算符四次方a~4的本征态及其性质，发现这些具有非经典效应。

In this paper , after we have studied eigenstates of the 4th power of annihilation operator of the electromagnetic field and it 's properties , we find that these states have some non-classical effects .

从六方会谈的由来、四次六方会谈的成果剖析来探讨朝鲜半岛的和平进程以及中国在六方会谈中的贡献。

This article will , from the origin of six-party talks , achievements of the four previous talks , try to analyze the Korean Peninsula 's peace trend and contribution of China in the six-party talks .

反应体系的氧分压对铜的氧化溶解影响较大，在熔渣中γ（CuO0.5）不变的情况下，铜氧化物的溶解与体系氧分压的四分之一次方之间呈正线性关系。

The partial oxygen pressure of reaction system has great influence on the copper oxidation dissolution in the FeO-rich slag . The curve of copper oxidation dissolution in slag and the quarter root of the partial oxygen pressure is positive linearity .