第一种模式中，光子经过偏振处理，转为垂直方向或水平方向振动。
In the first, a photon is polarised either vertically or horizontally.
正常光线向各个方向振动垂直的飞行；但是偏振光只有在一个平面上振动。
Regular light vibrates in all directions perpendicular to its direction of travel; polarized light, however, vibrates only in one plane.
美国ROHO集团已经开发出一种车用充气座垫，可以有效减少垂直方向的振动传递，并且有效的提高驾驶员乘坐的舒适性。
The ROHO Group of the US has developed air-inflated seat cushions which effectively reduce the vibration transmission in perpendicular direction and improve the seating comfort of drivers.
阻尼器的对称轴线与被控机器或结构物的振动方向相垂直。
Its symmetric axis is vertical to the vibrating direction of the controlled machine or structural object.
发动机的振动具有6自由度，但是它的垂直转动和两个水平方向的平行移动是非常小的，忽略这些因素对我们的分析没有什么影响的。
The vibration of engine have 6-DOF, though The vertical rotation and parallel motion of engine is neglected because their extent is so small that they hardly effect our analysis.
而与这些指标直接相关的是轧机机座垂直方向的振动。
What is relevant to indexes is the vertical vibration of the plate and strip rolling mill.
横波引起的质点振动方向垂直于岩块表面，可以由纵波探头接收。
The vibration direction resulted from the S-wave is perpendicular to the plane, which is received by the probe for P-wave.
一组地震仪的振动方向是与具有垂直轴的锥体拾震器方向一致的。
A series of seismographs are arranged with their direction of vibration along the generators of a cone with vertical axis.
笔者提出了沿垂直方向、水平径向和水平切向振动时不同距离地震波衰减规律的经验公式。
An empirical formula was derived, which indicated the attenuation of the seismic waves at different distances along the vertical, horizontal and horizontal tangential directions.
一种面波，质点水平地振动，并垂直于波传播的方向。
A type of surface wave in which particles oscillate horizontally and perpendicularly to the direction of wave propagation.
利用JGYW 2型双单摆振动示波装置对两个相互垂直方向的同频率欠阻尼振动的合成进行了实验研究和理论分析，得到了欠阻尼振动合成的部分图形和表达式。
The synthesis of under-damping vibrations with the same frequency at two mutual vertical directions is studied and investigated using Model JGYW-2 double-single vibration apparatus.
利用JGYW 2型双单摆振动示波装置对两个相互垂直方向的同频率欠阻尼振动的合成进行了实验研究和理论分析，得到了欠阻尼振动合成的部分图形和表达式。
The synthesis of under-damping vibrations with the same frequency at two mutual vertical directions is studied and investigated using Model JGYW-2 double-single vibration apparatus.
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