查询词典 propagating

However, there is nothing crackpot about it, since it obeys conventional physics: the propagating electric and magnetic fields are at 90 degrees to each other.

然而，这疯子没有什么约，因为它遵循传统的物理学：电场和磁场的传播领域的学位是在90至对方。

The far-field analytical expressions for the electromagnetic fields of a cylindrically polarized vector beam propagating in free space are obtained based on the vector angular spectrum and the method of stationary phase.

基于矢量角光谱法与静态位相方法，推导出了矢量圆柱偏振光束在自由空间传输的电磁场的远场解析表达式。

It's Darwinian. They're being weeded out from propagating the species.

这是达尔文说的他们从繁殖工作中被淘汰了。

Deflagration is combustion wave propagating at a velocity less than the speed of sound.

爆燃过程是一种以低于音速而传播的燃烧波。

It is found that in electric dipole field, the differential cross section vanishes in the same and opposite propagating directions of the photon flux.

我们运用费曼微扰方法分别计算了在磁偶极场、电偶极场和均匀静电场及静磁场中光子转化成轴子的非极化微分截面。

It is found that in electric dipole field, the differential cross section vanishes in both the same and the opposite propagating directions of the photon flux.

运用费曼微扰方法分别计算了在磁偶极场、电偶极场和均匀静电场及静磁场中光子转化成轴子的非极化微分截面。

In this system, the different characteristic and directivity of the different frequencies audio signals while propagating in the air are tested and analyzed.

利用该系统对不同频率声频信号在传输过程中的变化特征及其指向性进行了实验研究和对比分析。

Finally, the characteristic of nonlinear TM waves propagating in five-layer nonlinear waveguide is analyzed elementarily. The approximate analytical solution is presented based on the characteristic of TM_0, the dispersion relations is given.

最后对非线性光波导中的TM模传输特性进行了初步的研究，利用TM_0模的特性，采取了一种近似方法初步分析非线性介质平板波导TM_0模的近似解，给出了色散关系式。

After the initiation of crack, the crack propagating of alloys with 0.5%Ce addition is accelerated evidently because of the appearance of needle rear earth rich phases which dissever the matrix and lead to the decrease of mechanical properties and thermal fatigue resistance.

加入0.5%Ce的合金在裂纹形成后期扩展速度明显加快，这是因为合金中出现针状富稀土相，这种针状相割裂了基体，使得合金力学性能降低、热疲劳抗力下降。

PartⅡ,Applying the developed and extended direct algebraic methods that presented in recent years and based on the 2+1 dimensional variable separation solutions,abundant Jacobi elliptic function doubly periodic waves and periodic propagating wave patterns for many 2+1 dimensional nonlinear wave models are obtained,and in long wave limit solitary waves are derived as well.

第二部分，本文拓展和推广(来源：a2AB7aC论文网www.abclunwen.com)了新近发展的几种典型的直接代数方法和基于分离变量解的间接方法，获得多个2+1维非线性波动模型丰富的雅克比椭圆函数双周期波解和周期传播波模式，并得到长波极限情形下存在的非线性孤立波。

I'm not an actor. I'm a professor of paleontology.

我不是演员，我是古生物学教授

Spider Network Web site that is a very image of the name.

网络蜘蛛即Web Spider，是一个非常形象的名字。