Optical radiation is just visible light energy spreading out.
光辐射就只是扩散的可见光能量。
And on top of that, when that visible radiation bounces off those molecules, it scatters in all directions.
除此以外，当可见光波从这些分子上反射出去时，它会向四面八方扩散。
The researchers tested their new black material with near-infrared radiation, just beyond the red end of the visible spectrum.
研究人员们使用仅仅超出可见光谱红端的近红外辐射测试他们的新“黑材料”。
The health effect of small doses of radiation is not observed, but inferred from the visible effects of higher doses.
小剂量辐射对健康的影响不是观测到的，而是从高剂量产生的可视影响推理来的。
The traditional answer to this question was that most of the sun's radiation is visible light, so our eyes evolved to see those wavelengths.
一般对这一问题的回答是：大多数的太阳光都是可见光，所以我们的眼睛在进化过程中已经形成了选择性偏好。
Physical objects, when struck by light (the visible kind, see electromagnetic radiation), will reflect back certain wavelengths of light to your eyes.
一个物体，受到光线照射(可以看得到的物体，见电磁辐射)，将会把某些波长的光反射到你的眼睛里。
Electromagnetic radiation is another common dataset (for example, near-infrared radiation or visible light).
电磁辐射是另一种常见的数据集(例如，近红外辐射或可见光)。
Swirls of green in Hubble's ultraviolet and visible-light view reveal hydrogen and sulfur gas that have been heated and ionized by intense ultraviolet radiation from the Trapezium's stars.
紫外线成像显示出的绿色漩涡以及可见光形成的图像揭示了氢和硫磺气体的存在，它们受发自四边形的强紫外线的辐射而变热并形成等离子体。
Stars and planets form within swirling clouds of dust and gas that visible light cannot penetrate, but which infra-red radiation can.
那些漩涡状的尘埃气体云是恒星和行星诞生的摇篮，虽然可见光无法穿透其间，但是红外光却可以做到。
Central filamentsof the dusty clouds glow with a faint reddish photoluminesence as some dust grains effectively convert the star's invisible ultraviolet radiation to visible red light.
在尘埃云中心的细丝发出微弱的红色荧光，这是由于一些尘埃微粒能有效地将恒星发出的不可见紫外线转换成可见的红光。
Visible light is just one form of radiation.
可见光只是辐射的一种形式。
35% as thermal radiation; made up of a wide range of the electromagnetic spectrum, including infrared, visible, and ultraviolet light and some soft X-ray emitted at the time of the explosion; and.
35%为热辐射，由宽幅电磁频谱组成，包括红外线、可见光、紫外线，以及一些爆炸瞬间释放出的软x射线。
Absorption spectrum a plot of the absorbance by a substance of radiation at different wavelengths, usually of ultraviolet, visible, of infrared radiation.
吸收光谱：记录物质对不同波长的光，通常是紫外光、可见光或红外光吸收情况的图。
This paper reports the generation of the coherent and stimulated radiation in UV, visible and infrared regions by two-photon pumping.
本文报道锂蒸气中由双光子泵浦所产生的位于紫外、可见和红外区的相干和受激辐射。
Using a multichannel quartz optical-fiber system calibrated with a standard tungsten strip lamp, the radial profiles of the visible bremsstrahlung radiation power in the HL-1 tokamak were measured.
采用经钨带灯标准光源标定的多道石英光纤光学系统，测量了HL-1装置等离子体可见光波段轫致辐射功率的径向分布。
The visible radiation characteristics of midcourse targets are very important for detecting, tracking and attacking a target.
中段目标的可见光辐射特性对目标的探测、跟踪与打击具有重要的指导意义。
Then integral the whole visible vault of heaven to get the amount of diffuse radiation at one moment.
再对“可见”天穹积分，得到瞬时来自“可见”天穹的散射辐射总量。
Compared with the results in the literature, it was found that the visible radiation intensity is usually weak, while ultraviolet and infrared radiation intensities depend on the discharge conditions.
与文献中的结果进行比较，发现各种条件下的电晕放电的可见光区辐射强度一般都比较弱，而紫外区与红外区辐射的强弱则与具体的放电条件有关。
The thermal radiation of shorter wavelengths than the visible are called ultraviolet .
波长短于可见光的热辐射称紫外线。
Optical radiation for which the wavelengths are shorter than those for visible radiation.
波长小于可见辐射波长的光辐射。
The average transmittance of the coatings in visible light spectrum is up to 75%, and 73% in infrared region, which can provide effective insulation for heat radiation.
光谱分析证实其在可见光区平均透过率可达75 % ，在红外区阻隔率达到73% ，能对热辐射起到有效的阻隔作用。
The results calculated show: collisional excitation radiations emitted are more important than chemiluminescent radiations; infrared radiations are more important than visible radiation.
计算结果表明：激发发射辐射比化学发光辐射重要，红外辐射比可见光辐射重要。
The six channel instantaneous optical pyrometer is used to measure the thermal radiation of the light source at six bands from visible to near infrared spectrum.
六通道瞬态光学高温计是在可见光和近红外光谱范围内，把光源的热辐射取出六个波段进行测量。
Electromagnetic radiation with a wavelength just shorter than that of visible light.
其波长正好比可见光短些的电磁辐射。
Electromagnetic radiation with frequencies in the ultraviolet and visible region can be absorbed by molecules.
分子能吸收频率在紫外和可见光区的电磁辐射。
Electromagnetic radiation with frequencies in the ultraviolet and visible region can be absorbed by molecules.
分子能吸收频率在紫外和可见光区的电磁辐射。
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