查询词典 visible radiation

Though the reddish hydrogen radiation is most visible to the unaided eye, the chromosphere also radiates thousands of additional spectral lines.

虽然微红色的氢射线可被肉眼直接观测到，色球层也可辐射数千额外的谱线。

All galaxies emit energy as waves of visible light and other kinds of electromagnetic radiation.

所有的星系都以可见光及其他类型的电磁辐射的方式向外发射能量。

A device for converting electromagnetic radiation in the infra-red, visible and/or ultra-violet regions of the ''.

一种把下述光谱范围内的电磁辐射转换成电流的装置：红外线、可见光和／或紫外线。

Stars and planets form within swirling clouds of dust and gas that visible light cannot penetrate, but which infra-red radiation can.

恒星和行星形成于旋转的星尘云和气体，这些物质可见光无法穿透，但是红外线光却可以。

A device for converting electromagnetic radiation in the infra-red, visible and/or ultra-violet regions of the spectrum into an electric current .

一种把下述光谱范围内的电磁辐射转换成电流的装置：红外线、可见光和／或紫外线。

Based studies were done on radiation spectrum, voltage to current character and modulation property of white LEDs when they are used as optical transmitters. Then the configuration and systematic design techniques are concentrated concerning white LED lighting source communication with numerical analyses and computer simulations done as well as high speed modulation techniques, visible light receiver design and means to alleviate inter symbol interference along with background noise problem.

在对白光LED用作通信光源时的光谱特性、伏安特性、调制特性等物理特性做深入分析的基础上，重点研究了白光LED照明光源通信系统的组成结构和系统设计，进行了数学计算分析模拟，并设计出了白光LED高速调制电路和可见光接收电路，并就如何削弱码间串扰和背景光噪声对通信系统的影响进行了讨论分析。

The result shows that average background radiation can not be deduced by using mean value theorem in visible light band.

通过计算可以表明，在可见波段，平均辐射不能用中值定理来推导，因而不能用天顶角为45度或135度的天地背景辐射来代替平均背景辐射。

A greenhouse gas allows most visible solar radiation to pass through, but it absorbs and reradiates outgoing infrared radiation, thereby warming the surface.

温室气体容许太阳辐射中的多数可见光穿透，但会吸收地球所散发的红外光，并将其再辐射，因而暖化地表。

"Electromagnetic radiation of lower frequency than visible light or infrared radiation, and consisting of the range of frequencies used for…"

比可见光或红外辐射频率低的电磁辐射，包含的频率范围用于

Although these molecules allow radiation at visible wavelengths, where most of the energy of sunlight is concentrated, to pass through ,they absorb some of the longer-wavelength, infrared emissions radiated from the Earth's surface,radiation that would otherwise be transmitted back into space.

尽管这些分子允许可见波长的辐射通过，在大部分的太阳光能量在这里汇聚，他们能吸收从地球表面发射的波长更长的红外线辐射，如果不这样的话，这些辐射就可以被传回太空。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。