High power LED track light emit high quality light ray, basing on adoption of shape of metal halide light and unique light distribution design.
大功率LED轨道射灯，结合了传统射灯外形，加于独特的配光，可产生高质量的光线。
Some very important discoveries have been made by this technology, especially you consider that some objects in space give off radio waves but don't emit any light.
运用这项技术后，已取得了一些非常重要的发现，尤其是考虑到太空中的一些物体会发出无线电波，但不会发出任何光。
Since most camera flashes emit IR along with their burst of visible light, the one substitution allowed the prototype to transmit and record infrared light.
由于大多数相机闪光灯在发出可见光同时就会发射出红外线，这一替换使得原型机能够发送并记录红外线。
Whatever product you use should emit only visible light, because ultraviolet light damages the eyes.
不管你用什么产品，都应该只发出可见光，因为紫外线会伤害眼睛。
Whether for incandescents, halogen, fluorescents or LEDs this measures the decrease in the amount of light they emit over time.
无论是白炽灯、卤素灯、荧光灯还是LED灯，这都测量了这些灯泡在未来散发光数量的减少。
They can emit light and musical sounds through their heads and they all live together in a large ball.
他们可以通过脑袋发出光或者乐音，并且他们一起住在一个大球里。
The water exists as huge gaseous clouds that absorb and emit light, allowing powerful telescopes to detect them across the mind-boggling distances of space.
水以巨大的气态云团的形式存在，吸收并发出光线，让强大的望远镜可以穿过令人难以置信的空间距离检测到它们。
NIST scientists start with lasers that emit a continuous train of very brief, closely spaced pulses of light containing a million different colors.
NIST的科学家们用激光器发射一系列异常短暂并且紧密相间的光脉冲，其中包含了上万种颜色。
When electrons jump between these energy levels, they absorb and emit light of particular frequencies.
当这些能级中，发生电子跃迁时，这些电子便吸收并释放出不同特定频率的光。
Argon emitted blue and green light, krypton several other colours, and mixing the two gases made a laser that could emit across the visible spectrum.
氩气产生蓝色和绿色的光，氪产生其他几种颜色，两种气体的混合可以产生整个可见光谱中的颜色。
They emit light which is biased towards the blue end of the spectrum.
它们发射的光偏向色谱的蓝色端。
A quantum-dot display would work by arranging quantum dots that emit red, green and blue light in a grid-like pattern, and getting those dots to emit light directly.
量子点显示技术的工作原理是，通过将散发红光、绿光与蓝光的量子点排列为网状图案，并让这些量子点直接发光。
He then set out to make a new type of semiconductor crystal that would be able to emit visible, red light.
之后他就开始着手研制一种新型的可以发出可见红光的晶态半导体。
These can be made to emit white light by coating the device with a phosphor compound that absorbs part of the blue light and re-emits it as yellow.
只要为发光装置加上磷化合物涂层，吸收蓝光，重新发出的光线即呈黄色。
发出了如此强的光。
It is an explosion of an old compact star that is as heavy as the Sun but as small as the Earth. A single such supernova can emit as much light as a whole galaxy.
Ia型超新星是由像太阳一样重却像地球一样小的致密星爆炸而成，这样一颗超新星所发射出的光和整个银河系一样多。
It doesn't emit or reflect any light, so the most powerful telescopes have no hope of spying it directly.
暗物质既不发射也不吸收光线，因此即便是最强大的天文望远镜也无法直接探测到它。
The OLED TV USES display technology based on organic materials which emit light naturally, once an electric charge is passed through them, rather than being back-lit as in LCD and Plasma screens.
OLED电视采用基于有机材料的显示技术，一旦电荷从中通过，就可发出自然光，而不是发出像液晶显示屏和等离子屏幕那样的背光。
It does this, as the product's name suggests, by passing the LED light through a transparent film peppered with quantum dots, which absorb and re-emit some of it.
正如该产品的名字那样，通过一张添加量子点的透明薄膜去过滤发光两极管的白光，而这些量子点吸收并重新发射其中一些光线，它确实办到了。
Flooding the resulting cells with weak blue light causes them to emit directed, green laser light.
当用弱的蓝色光束照射细胞时，就可以让它们发出绿色的激光。
Indeed, whereas traditional light bulbs emit just 5% of their energy as light, and fluorescent tubes about 15%, the Ceravision lamp has an efficiency greater than 50%.
确实，传统的电灯泡只将5%的能量换化为光能，荧光管则用15%的能量换化为光能，而凯若维森灯的能源利用率至少是50%。
The atoms are excited by these collisions, and they typically emit light as they return to their original energy level.
原子被这些碰撞而激发，它们为了返回原来的能级，通常会发出光亮。
Different elements or compounds absorb and emit different colors or wavelengths of light, and by studying a star's spectrum, one can divine what its composition might be.
不同的元素或化合物吸收并释放不同颜色的光波，通过对一个恒星的光谱进行研究，我们能够推测它可能的成分。
The molecules emit the infrared light that they have absorbed ultraviolet radiation from the star or have been heated by the wind from the star.
氢分子发出红外线的原因是它们吸收了恒星发出的紫外线，或者是受到了恒星喷发的炽热气体流的加热。
We then demonstrated that the superposition state could be controlled so that the electrons emit a burst of light at a well-defined time after the superposition was created.
然后我们证明这个叠加态是可以被调控的，即电子可以在制造叠加态的一个精确的时间之后辐射出光子。
The matter we can see makes up just 17% of matter in the Universe; the remaining 83% is "dark", meaning it does not reflect or emit detectable light.
人类可见的物质只占到整个宇宙总物质的17%，剩下的83%是所谓“暗的”，意味着它们不会释出或反射可测光。
Excited by the current, the mercury atoms emit ultraviolet light, which bombards the phosphor coating on the inside of the tube.
被电流激活后，汞原子发出紫外光，轰击被覆在电子管内部的磷。
Because OLEDs do not need to be backlit-they get their lighting from organic compounds that emit light in response to electric current-they can be thinner, lighter and more flexible than LCDs.
由于有机发光二极管本身能通过电流使有机化合物发光，不需要背光照明，因此可以做得比液晶显示器更轻、更薄，更有柔韧性。
Another approach is to use materials that emit light.
另外一个途径是利用能发光的物质。
They subsequently "de-excite" and emit mid-infrared light particles, or photons.
随后进入衰退期，释放出中等大小的红外光子或是光子。
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