汉英词典
Chinese-English Dictionary
MEANING OF 平面波
平面波
a plane wave
波面是一系列相互平行的平面的波。在离点波源较远处,沿波的传播方向取一局部范围来看,在这范围内的波面都是平行的,这样的波可近似看成平面波。如射到地面的太阳光波可看成平面波。
píng miàn
EXAMPLE SENTENCES

在自由粒子的情况下给出了粒子的平面波解和球面波解。

The plane wave solution and spherical wave solution to free particles are also given.

我们用全势线性缀加平面波方法计算研究了两类新超导体的超导电性。

We use FP-LAPW method to study the superconductivity of two type new superconductors.

当声波是空间位置和时间的周期函数时,平面波误差项永远是一负偏差项。

The plane wave error is always negative windage, when the sound wave is the cycle function of space and time.

所有计算都是基于密度泛函理论(DFT)框架下的第一原理平面波超软赝势方法。

It was performed by adopting the first-principles calculation of plane wave ultra-soft pseudo-potential technology of based upon the Density Function Theory (DFT).

利用平面波展开方法与超原胞方法研究了两种不同晶格的光子晶体异质结的界面态。

We have investigated the guide modes in two kinds of two_dimensional photonic crystal heterostructures by using the plane wave expansion method combined with the supercell technique.

在第四章,根据标量衍射理论,首先讨论了两平面波干涉场的空间分布与平行投影正弦光栅的等价性。

In chapter 4, According to the theory of scalar diffraction, firstly, the equipollence of spatial distribution of the plane-wave interferential field and parallel projective sine grating is discussed.