beam of light
英 [biːm ɒv laɪt]
美 [biːm əv laɪt]
光束
英英释义
noun
- a column of light (as from a beacon)
双语例句
- A plastic film that can polarize a beam of light; often used in sunglasses to eliminate glare.
可以使光束偏振的一种塑料薄膜；使用时通常戴着太阳镜来挡住耀眼的光。 - He directed the tiny beam of light at the roof.
他把那一小束光对准了屋顶。 - According to lytro, its new "light field" cameras will capture more data than your average digital camera by using a special sensor that records the color, intensity and direction of every beam of light.
Lytro公司透露，其新款“光场”相机（lightfield）采用特殊的传感器，可以记录每一束光线的颜色、强度和方向，因此，与普通数码相机相比，该相机可以捕捉更多数据。 - Reflection of a beam of light on the diaphragm falls on a phototransistor.
经膜片反射的光束照射到光敏管上。 - As the labeled DNA flows through the channel, it passes over a very 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。 - A beam of light produced by a laser can weld metals.
激光器发生的光束可以焊接金属。 - In a laser printer, a device that uses a modulator crystal to deflect a beam of light and effectively turn it on or off.
在激光印刷机中的一种装置，它利用一块调制晶体使光束偏转并将其接通或断开。 - An analogy to demonstrate this principle could be seen in the projection of a movie onto a screen by a high powered and focused beam of light coming from the projector.
能够看见投影在银幕上的电影，以此类推，通过高原子能量和聚焦光束就产生了投射机。 - Where there is nothing in the path of the beam of light, nothing is seen.
如果光束轨迹上没有东西，就什么也看不出来。 - In electron microscopes a beam of electrons instead of a beam of light is directed onto the specimen.
在电子显微镜下，常使用一束电子光而不是普通光线来为标本照明。