light rays

Light rays are absorbed by black surfaces.

光线被黑面吸收(而无反射).

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...the first rays of light spread over the horizon...

地平线上出现的第一缕曙光

《柯林斯高阶英汉双解学习词典》

The bending of the light rays is caused by refraction.

光线的弯曲是由折射造成的.

词典精选例句

Optical fibers guide light rays within the fiber material.

光纤在其纤维材料中传导光线.

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What happens to the light rays when they fall on a rough surface?

当光线落在粗糙的表面,反射光会 怎么样 ?

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Rays of light reflect when they meet a polished surface.

光线遇到磨光的表面就会反射.

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Therefore, when the endoscope is used for illumination, softer and diffused light rays can exist, when the luminous source is used as the illuminating lamp, better brightness can exist.

据而，在内镜照明时可有较为柔和扩散的光线，而作为照明灯使用有更好的亮度。

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In this case, light rays are focused on a point behind the retina.

在这种情况下, 光线集中于在视网膜之后的点.

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All was done as a way of collecting light rays and shadows.

自己睡眠中的眼睛.收集光线和影子.

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Infrared heating is a form of radiation that resembles and behaves like light rays.

红外线采暖是一种辐射式采暖，这种辐射很像光线，其特性也与光线类似。

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Focused light rays can set something afire.

聚焦的光线能把某些东西点燃.

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in specular reflection, light rays bounce off the surface of an object at the same relative angle that they approached it.

在镜面反射中个，光线从物体表面反弹回的反射角与入射角相同。

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The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point.

只有在近轴光线条件下，平行光通过凸透镜才可近似聚焦于一点。

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analysis of tracks of light rays in dual-stage wedge type fiber optical isolator

双级式楔形光隔离器中的光路分析

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reasonable positions are chosen according to the amount and direction of curly light rays so that influence of the ray curvature is avoid.

根据测量光线的弯曲偏移量和偏移方向，合理安排测量工位，避免了光线弯曲对测量结果带来的影响。

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All disease can be conquered by using appropriately colored light rays.

所有的疾病都可以适当地运用有色的光射线而被征服.

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Two kinds of convex lens which make parallel light rays converge to the focal point are given.

本文给出两种能使平行光严格聚焦于一点的凸透镜。

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Do light rays travel in the same direction after reflection?

光线在反射后会沿着相同的方向传播 吗 ?

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Well, like glasses, contact lenses work by bending light rays just the right amount to make the object come into focus on the retina at the back of the eye.

恩，跟普通眼镜原理一样，隐形眼睛镜片也是适当调整光线射入的角度，以合理的光线容量集中地将物体映射在后眼的视网膜上。

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it happens when a big change in temperature over a small distance bends light rays so they're sent towards the eye rather than bouncing off the surface.

这现象在特定的情况下会发生：短距离间巨大的温差。该温差弯曲光线，以致于光线直奔你的眼底，而不是从物体表面散发出来。

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The inner surface of the plastic indicating head is made into a polygonal mirror surface, so the direction indicating device which can reflect light rays of various angles is very conspicuous.

塑料指示头内表面制成多棱镜面，能反射各种角度的光线，非常醒目。

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To cause ( light rays, for example ) to converge on or toward a central point; concentrate.

使集中,使聚合:使 ( 如光线 ) 集中在一中心点或向中心点集中; 集中.

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Color is caused by reflected light rays.

颜色是由反射出的光线引起的.

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The way a normal mirror works is the light rays bounce off the surface,

普通镜子的工作原理是通过镜面反射，

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