冰把太阳辐射反射回太空,因此有助于防止地球升温。
Ice reflects solar radiation back into space and therefore helps to prevent the Earth heating up.
其它选项包括使用丙烷气或木球,或将太阳能辐射反射到烹饪器皿上。
Other options include stoves that run on propane gas or pellets, or reflect solar radiation onto a cooking vessel.
该小组刚刚由诺文研究组织发布一项报告,报告分析了悬浮粒子的作用,即能把短波的太阳辐射反射回大气中去。
The group has just issued a report, published by the Novim research organization, analyzing the use of aerosol particles to reflect shortwave solar radiation back into space.
实验结果表明,在织物上蒸镀一层金属薄膜具有良好的红外反射,夏天可把外界的红外辐射反射出去,起到降低室内温度的作用;
Optical and thermal properties of this material are disscussed. Experiments show that the tissue coating with thin metal film will have a good IR reflection.
然而那个地区当地的常绿松树可以为雪遮阴,吸收辐射,而白桦树在冬天则会落叶,从而使辐射被雪反射。
Whereas the region's native evergreen pines shade the snow and absorb radiation, birches would shed their leaves in winter, thus enabling radiation to be reflected by the snow.
发射的辐射要么被吸收,要么在地球表面反射。
The transmitted radiation is either absorbed or reflected at the Earth's surface.
一些模型预测全球平均云覆盖量在较暖的气候下会增长,从而增加对太阳辐射的反射,将会使预期的全球变暖变得有限。
Some models predict that global mean cloud cover will increase in a warmer climate and the increased reflection of solar radiation will limit the predicted global warming.
人们已经看到了从月球反射给我们的地球辐射,可以实际上观察到大气层中的氧、甲烷和臭氧。
People have looked at Earth's radiation reflected back to us from the moon, and you can actually observe the oxygen and methane and ozone in our atmosphere.
例如,峰顶的空气变得日益干燥,补充冰雪并反射太阳辐射的降雪日益减少。
For instance, the air at the summit is getting drier, reducing the snowfall that replenishes the ice and reflects solar radiation.
当他们将材料变得粗糙使得其不再光滑时,仅有少于1%的辐射被反射回来。
When they roughened the material so it wasn't smooth, less than 1 percent of the radiation bounced off.
在那里或许有些奇怪的化学成分是开普勒望远镜没能看到的。 这个温度太热了不能形成氨云,氨云可以反射一部分入射辐射,如木星上便是如此。
That’s too hot for the formation of ammonia clouds that would reflect some of that incoming radiation as they do on Jupiter.
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。
Physical objects, when struck by light (the visible kind, see electromagnetic radiation), will reflect back certain wavelengths of light to your eyes.
此外,他们还担心“天空回散照射(skyshine)”的问题:房顶散发的辐射会被大气中的颗粒向下反射。
They were also concerned about “sky shine”: radiation emanating from the roof that’s reflected downward by atmospheric particles.
美国航空航天局terra卫星上的先进星载热发射和反射辐射仪在2010年5月2日拍摄到这张罕萨河堰塞湖的假彩色图像。
The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite captured this false-color image of the landslide lake on the Hunza River on May 2, 2010.
6月1日,特拉卫星上的先进星载热发射和反射辐射仪(ASTWER)捕捉到这张堰塞湖伪色图像——这个湖现在长16公里。
The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on the Terra satellite acquired this false-color image of the landslide lake on June 1, 2010 - now 16km (10 mi) long.
与此相反,稳态模型说,整个宇宙中唯一的辐射应该是星光,无论它是直接来自恒星或反射自气体。
By contrast, the Steady-State model said that the only light that should be around is starlight, either coming directly from stars or reflected off of the gas throughout the Universe.
有人正在研制一种小型无人机,机翼底部设有高效红外电池,能够捕捉地面反射的辐射能。
Small drones are being developed with highly efficient wing-bottom infra-red cells that scavenge radiation energy reflected up from the ground.
冰层同时也能够反射太阳辐射。
扫描机,所谓的“反射散射扫描仪”,发射出的电离辐射剂量相当于牙科辐射X射线的1%或更少。
The scanning machines, called "backscatter scanners," deliver a dose of ionizing radiation equivalent to 1 percent or less of the radiation in a dental X-ray.
冬天里仍然可能会有晒伤,因为雪会反射太阳辐射。
Sunburn is still possible in the winter because the snow reflects the sun's rays.
但是,全球气温变化主要在于太阳辐射量及地球对太阳辐射的反射量——这种量的变化十分微小。
But the global temperature mainly depends on how much energy the planet receives from the Sun and how much it radiates back into space-quantities that change very little.
由跟踪分解的高级星载热反射辐射仪拍摄的图像预示,尽管遭到损害,但是它给冰架完全移开留下了一段时间。
Images taken by ASTER following the disintegration indicate thatdespite the damage, it will take awhile for the ice shelf to completelymove away.
冬天里仍然可能会有晒伤,因为雪会反射太阳辐射。记得抹唇膏。
Sunburn is still possible in the winter because the snow reflects the sun's rays. Protect your lips with lip balm, too.
2010年9月5日,美国国家航空航天局的“特拉”卫星上搭载的先进星载热发射和反射辐射仪Advanced Spaceborne Thermal Emission and ReflectionRadiometer,ASTER拍摄到一幅关于这两个水体的图片。
The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA's Terra satellite captured this image of the two water bodies on September 5, 2010.
文章着重研究了反射系数的计算,还给出了远场的辐射型式曲线。
The calculation of the reflection coefficient is emphasized, and the polar plots of the radiation coefficient are also presented.
地形图海拔数据来自于美国国家航空航天局的Terra(土地)卫星上的高级星载热辐射及热反射仪(ASTER)。
The topography is from digital elevation data collected by the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA's Terra satellite.
地形图海拔数据来自于美国国家航空航天局的Terra(土地)卫星上的高级星载热辐射及热反射仪(ASTER)。
The topography is from digital elevation data collected by the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA's Terra satellite.
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