The whole fixture must be replaced—light source and luminaire—and this is never an inexpensive proposition.
整个装置——光源和灯具——必须换掉，而这一提议绝不便宜。
The light source must therefore be immensely brighter if it is to be used as a headlight to illuminate the path, than if it is to be used as a signal to others.
与用作被人识别的信号相比，如果用作照亮路途的头灯的话，光源必须要明亮很多。
The light source irradiates infrared light onto the biosome from the shotting side of the biosome.
上述光源从上述生物体的摄像侧对上述生物体照射红外光。
The process involved using intensive X-ray light produced at the National Synchroton Light Source in Brookhaven, N. Y.
这种方法使用了纽约布鲁克黑文的国家同步加速器光源产生的强大的X射线。
Step 7: Look at a light source.
第7步：注视一个光源。
This is a light source people will want.
这会是一种人们想要的光源。
Kuang Heng studied at night, so he needed a light source.
因为匡衡晚上也学习，所以他还需要一个光源。
Ozcan USES an LED as his light source, creating cellular shadows.
欧兹坎用LED(发光二极管)作为光源，以此制造细胞的阴影。
Lightning triggers go off when there's any change in light source.
闪电触发器在光源有变化时会自动闪灭。
I also had fun doing the background and setting up the light source.
我也喜欢研究背景和布置光源。
You can still make your light source bigger by using a simple bounce card.
你仍然可以使用简单的反光片来改变光源大小。
Ambient reflection: The light that is reflected by an ambient light source.
环境反射：由环境光源反射的光线。
Optical Transmitter by the light source, and the modulator driver components.
光发射机是由光源、驱动器和调制器组成。
In an outdoor setting, the light source can come from many angles and be very bright.
在室外，光源来自源于不同的角度，并很亮。
In the simple diagram below, we can see that the light source is coming from the left.
下图中，光源来自左方。
One solution is to use a diffuse light source rather than a laser beam, says Mr O'Brien.
一个解决方案就是使用漫反射光源而不是激光，O'Brien先生说。
Diffusion scatters light, essentially making the light source broader and therefore softer.
运用漫散射分散光线的实质还是使光源变广，从而达到柔化光线的目的。
For example, if we have a light source directly to the right, we can just use the red channel.
例如，如果我们有一个光源从正右方照射来，我们可以只适用法线贴图中的红色分量。
Whether in a controlled or natural environment, the light source is an essential consideration.
无论是在人工控制还是自然条件下，光源都是个必要考虑因素。
The size of your light source, relative to your subject, affects the overall look of the picture.
光源与被摄体的相对大小，决定了照片的整体效果。
Also, make sure that your screen is at a 90-degree Angle to any light source to cut down on glare.
同时，确使你的屏幕对任何光源都保持90度角来减少光的强度。
Highlights can help balance shadows and should be used on the edges of objects closest to the light source.
高光能平衡阴影，应该位于物体靠近光源的边缘。
With the help of a compound and a light source, we're granting that cell the ability to bow out gracefully.
在光激活化合物的帮助下，我们给予该细胞消失的能力。
Here you have a light source at the bottom and here you have a screen with two slits in it, very small slits.
你们可以在底部看到光源，在屏幕上有两条缝，很细的缝。
A broad light source lessens shadows, reduces contrast, suppresses texture. A narrow light source does the opposite.
广泛的光源能够弱化阴影、降低对比、抑制纹理，较窄的光源则作用相反。
Abandoning incandescent bulbs means abandoning fire as our primary light source for the first time in human history.
禁止白炽灯泡就意味着人类历史上，我们第一次禁止把火作为基本的照明来源。
With an indirect, natural light source (under a tree, indoors near a window) -it will show whether blue really is your best color.
试衣服时使用白色墙作为背景。使用非直接照射的自然光源(树下靠近窗户的室内)，这会让你知道蓝色到底是否真的是你的最佳颜色。
The prototype was tested at the Swiss Light Source synchrotron near Zurich, using a mouse femur fragment narrower than a human hair.
该样机在瑞士苏黎世附近的瑞士光源同步加速器研究中心进行了测试，测试样本是比人类头发还细的老鼠股骨断片。
The prototype was tested at the Swiss Light Source synchrotron near Zurich, using a mouse femur fragment narrower than a human hair.
该样机在瑞士苏黎世附近的瑞士光源同步加速器研究中心进行了测试，测试样本是比人类头发还细的老鼠股骨断片。
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