The coupled equation of two-wave mixing and expressions for weak beam amplification in a single mode waveguide are deduced by application of coupled wave theory.
本文利用耦合波理论分析推导了单模平面光波导中两波混合的耦合波方程和弱相干光放大率的表示式。
But if linearly superpose the two fundamental wave solution, it does not have the significance because their background are nonlinear.
但简单的将这两个基波解进行线性迭加是没有意义的,因为它们的背景是非线性的。
As the optical precursor and main wave packet traveled through a second group of rubidium atoms, the scientists took measurements on the speed of the two photon components.
随着光前驱和主波包通过第二组铷原子,科学家就可以对这两个光子成分的速度进行测量。
Waves oscillate back and forth. Add two waves together and you get a new composite wave.
波会来回振动,而使两列波相遇你会得到一列新的混合波。
So instead, these would be canceling out wave functions between the two, so we would end up with a nodal plane down the center.
相反,两者之间的,波函数会相互抵消,所以我们在中间会得到一个节面。
Propagation logs rely on measuring the difference in properties of a wave at two receivers.
传播测井依赖于两个接收器测量的波的差异。
The two measured wave data was once a wave generation stage, and another time a decay stage.
这二次实测,一次为波浪成长阶段,而另一次为波浪衰减阶段。
Three plane waves with three equal angles formed by each two wave normal lines are recorded on hologram by three exposures.
采用三次曝光在全息图上依次记录下三个两两波法线夹角相等的平面波。
Under appropriate conditions, the approximate solutions for two nonlinear wave equations are obtained simply and conveniently.
在适当的条件下,较简捷地得出了这两类非线性波方程的近似解。
We design a THz photonic crystal fiber and a THz porous fiber and investigate the evanescent wave sensing properties of the two THz waveguide.
设计了一种太赫兹波光子晶体光纤结构和太赫兹波多孔光纤结构,研究了两种太赫兹波导倏逝波传感的特性。
The Iraqi boy, who was perhaps 9 years old, kept running the two and a half miles to the Jumhuriya Bridge, and as I turned to run back on a trail along the Tigris, he dropped off to wave goodbye.
接着我转过身,沿着底格里斯河旁的一条小径往回跑。他停下来,挥手告别。
The relative error between the two wave velocities obtained by the kinematic model and the direct observation is about 5%.
结果表明,运动学起动波模型的波速理论值与实际观测值的相对误差约为5%。
In this method, Stoneley wave attenuation from AC log is divided into two parts: attenuation through porous media and percolation attenuation through pore-fluid.
该方法把由声波测井数据得到的斯通·利波衰减分为介质内衰减和孔隙流体渗流衰减两部分。
When two waves of opposite direction but similar frequency collide, they create a special kind of pressure wave that carries energy to the ocean bottom.
当两方向相反但频率相似的波浪相撞时,会产生一种特殊类型的压力波,而这种压力波会把能量输送到海底。
The boundary between the two areas acts as a wall, capable of reflecting a guided EM wave on the graphene much like one would in a three dimensional space.
两个区域的边界就像是一堵墙,能反射被引导的电磁波;这和三维空间中的墙是类似的。
"The sun and its light, the ocean and the wave, the singer and his song — not one. Not two".
太阳和它的光芒,海洋和波浪,歌者和歌——既非一,也非二。
Certain parts of the South American coast probably will see almost nothing but other parts might get a metre or two of wave height.
南美局部地区可能什么也看不到,但是其他地区可能会遇上一到两米高的海浪。
This phenomenon, peculiar to the two - dimensional wave motion, is sometimes called diffusion.
二维波所特有的这种现象,有时叫做弥散现象。
The time history analysis was carried out in two seismic wave input cases, one with both horizontal and vertical wave input and the other with horizontal input only.
分析时采用两种地震波输入形式:一种是同时输入水平地震加速度和竖向地震加速度,另一种是仅输入水平地震加速度。
Based on the traveling wave, double ended approach only deals with the first transient traveling wave reaching the two buses of the fault line.
基于行波的输电线路双端测距算法只用到到达故障线路两侧母线的第一个故障初始行波波头,其可靠性较高。
Propagation of seismic wave in complex medium is mostly simulated by numeric solution of oneway or two-way wave equation.
复杂介质中地震波的传播多是通过求取单程或双程波动方程的数值解进行模拟的。
In order to extend the short-term wave records, the statistical correlation model of wave heights between two close wave stations is investigated and established by using the Markov Chain theory.
以台湾海峡之国光钻油平台与新竹海气象浮标的有效波高为分析对象,通过移转机率矩阵建立马尔可夫链波高相关性模式。
D-Wave Systems chose two very practical problems to demonstrate its 16-qubit processor, which it has called Orion.
递波系统公司用两个非常实际的问题来演示16量子比特的处理器,该处理器被命名为猎人(Orion)。
Cool babe! Have fun. Ride a wave or two for me. I hear Bali has some of the best waves around. Surf's up and have a great time.
太酷了,宝贝!好好玩吧,替我冲冲浪哦。我听说巴厘岛那里的浪可是出了名的。好好探险吧,祝你玩得愉快。
Two weeks before the official beginning of summer, a heat wave baked the eastern third of the U.S. and Canada, driving temperatures high into the 90s and even 100s.
在夏季正式开始前两周,一股热浪席卷了占美国国土三分之一面积的东部地区和加拿大,使气温高达华氏90多度,甚至达到了100多度。
Two weeks before the official beginning of summer, a heat wave baked the eastern third of the U. s. and Canada, driving temperatures high into the 90s and even 100s.
在夏季正式开始前两周,一股热浪席卷了占美国国土三分之一面积的东部地区和加拿大,使气温高达华氏90多度,甚至达到了100多度。
Two weeks before the official beginning of summer, a heat wave baked the eastern third of the U. s. and Canada, driving temperatures high into the 90s and even 100s.
在夏季正式开始前两周,一股热浪席卷了占美国国土三分之一面积的东部地区和加拿大,使气温高达华氏90多度,甚至达到了100多度。
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