他把手电筒光束指向地板。
汽车误以为激光束挡住了它的路，于是减速或改变了方向。
The car mistakenly thought that the laser beam was in its way and slowed down or changed the direction.
这项技术利用了放置在望远镜光束上的一个小的可弯曲的镜子。
This technique makes use of a small flexible mirror placed in the beam of a telescope.
由于我曾许诺要像关注激光束一样关注经济，我就那样开始了。
Since I had promised to focus on the economy like a laser beam, I began with that.
在几天的测试中，指示器或跟踪器跟踪一个红外光源，并引导激光束击中目标。
During tests over several days, the pointer or tracker tracked an IR source and directed a laser beam at that source.
误差的一个来源是折射，即光束通过不同温度和压力的空气层时发生的弯曲现象。
One source of error is refraction, the bending of light beams as they pass through air layers of different temperature and pressure.
手电筒的光束在树林中疯狂地跳动，搜索队在灌木丛中跌跌撞撞，在树桩和倒下的原木间磕磕绊绊。
Beams from the flashlights bounced crazily among the trees, and the search party crashed through the undergrowth, stumbling over stumps and fallen logs.
凭着本身强烈的光束，激光可在钻石上钻一个洞，而且可以被很好地控制，因此能用于精密的眼部手术。
The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.
在控制室内，物理学家和工程师们小心翼翼地在隧道的一部分将光束击落，在其完成全程之前把它拦截下来。
Inside the control room, physicists and engineers cautiously shot the beam down part of the tunnel, stopping it before it went all the way around.
纤维捕捉光束的确切厚度取决于那条光束的波长。
The precise thickness at which the fibre traps the light depends on the wavelength of that light.
纤维捕捉光束的确切厚度取决于那条光束的波长。
The precise thickness at which the fibre traps the light depends on the wavelength of that light.
他从一激光器射出光束，正对有电缆一端的振动膜上。
He shot light from a laser out the end of the cable onto the diaphragm.
不同光束角度的探头可用于检测不同方向角度的平面缺陷。
Probes with different beam angles can be used to detect planar defects at varying angles of orientation.
光束推进器则是另一个有趣的概念。
低能量的光束被认为是安全的。
当光束通过光纤，光强度趋于降低。
When beams of light pass through a fiber optic cable, they tend to degrade.
这种光束与仪器和工业生产用的激光不同。
The beam is different from the lasers used in Pointers and industrial applications.
进行击穿的激光束有可能是一条或是多条。
有时候我们把光看成光束模型，看成光射线。
Sometimes we model light as beams of light, as rays of light.
去年，只有几十只鸟被光束所困。
新闻：激光束聚焦在聚变能上。
拉曼扫描仪靠向鉴定对象发射出的激光束工作。
卡片飞过桌子，落在地板上，消失在激光束下。
Cards that fly all over the table, spill onto the floor, and disappear beneath a laser beam.
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