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optically focused beam 光学聚焦光束
The system's antenna emits a focused beam of millimeter wave energy. 该系统的天线发射出能量为毫米波的聚焦射束。
The operators themselves remain unaffected since the noise is contained in its focused beam. 而当噪音被包含进它的聚集的柱里时，操作者则不受影响。
It grew brighter and brighter, illuminating a large space unlike the focused beam of a flashlight. 光线越变越强，照亮了一大片地，不像是手电发出的一束光。
As the labeled DNA flows through the channel, it passes oer a ery narrowly focused beam of light. 当标记的DNA从这个通道流过，它经过一个非常窄的会聚光束。
To move a finely focused beam of light or electrons in a systematic pattern over (a surface) in order to reproduce or sense and subsequently transmit an image. 扫描：以系统的方式移动高度集中的光或电子束使之掠过（一个表面），目的是再现或感知并达到传递图象
When these techniques are combined with a scanning focused beam system and a data acquisition system, abundance distribution of elemental composition can be displayed. 如果将粒子束聚焦;且装上扫描设备和计算机数据获取系统;可以得到样品中元素丰度分布的扫描图.
This red is a potent wine, dark, rich and concentrated, with a tight, intense, sharply focused beam of spicy currant, black cherry, blackberry and boysenberry fruit that unfolds gracefully, revealing extra facets of depth and complexity. 译文：这是一支有力的红酒，深色，富饶而集中，带有紧而浓郁的，极端凝聚的辛香的醋栗味，黑樱桃、黑莓和野生莓果香气，里面蕴含的优美的深度和复杂成分正在慢慢开启而还没有完全打开。
A new algorithm is given, in which the factor of spherical wave front is removing explicitly.Thus the propagation of a focused beam could be evaluated indirectly from propagation of an unfocused beam. 为此提出了一种新算法:将球面波因子提出,将会聚光束的传输过程转化为非会聚光束的传输,从而间接地求得了聚焦光束的光场分布。
optically focused solar beam 光学聚焦太阳光束
His optic nerve was hurt in an accident. 他的视神经在一次事故中受到损伤。
She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
He focused his binoculars on the bird. 他把双筒远镜的焦点对准在那只鸟上。
In detail, optical receiving system is mainly composed of optical focusing system, optical filters and PIN photodiodes. 其中，光学探测系统主要包括光学聚焦系统、多种滤光片及PIN光电二极管等；
He focused his mind on his new plan. 他集中心思在新计划上。
The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
His eyes focused slowly in the dark room. 他在那间黑屋子里眼睛慢慢地看清了东西。
His answer was right on the beam. 他的答案完全正确。
The optic theory originated with Einstein. 光学理论是爱因斯坦首创的。
The camera is focused at infinity. 照相机的聚焦被调节在无限远这一档上。