这一方法的严重缺点是漫射器反射比随时间变化。
A serious drawback is that the diffuser's reflectance may change with time.
这儿的反射镜上镀了一层多层介质膜，因而反射比超过99%。
The mirrors here are coated with a multilayered dielectric film having a reflectance of over 99%.
它能反射吸收的65%的阳光，比任何太阳系行星都要高的反射比例。
This world reflects 65% of its incoming sunlight, the highest percentage for any solar sytem planet.
讨论了这种情况下的菲涅耳公式以及光强的反射比、透射比表达形式。
The expression of Fresnel formula, the reflectance of light intensity, and the transmission of light intensity were given in this particular case.
本文介绍电校准辐射计的锥腔形黑涂层反射比的测量原理、装置、方法以及测量结果。
This paper describes the principle, equipments, method and results in the measurement of reflectance of black coating in the electrically calibrated conical cavity radiometer.
它利用其内置的光谱仪可测得可见-近红外波段反射物体的半球空间的反射比，继而可反演出物体的色度特性。
It can gives color difference of objects based on semispherical spectral reflectance in visible and near infrared wave bands measured by its internal spectrometer.
该流量槽，在使用衰减全反射比（ATR）技术下运行，是专为亚毫敏感性设计，并与最广泛范围的化学过程相容。
The flow cell, operated with Attenuated Total Reflectance (ATR) technology, is built for sub-millimolar sensitivity and is compatible with the broadest range of chemistry.
微粒的飞溅不仅在水星上空形成了一个超级稀薄的大气层（更准确的说是外大气层），而且还改变了水星地表的颜色，反射比，以及化学成分。
The impacts also change the colour, reflectance and chemistry of the surface over time.
根据激光隐身原理提出了用相对反射比、隐身距离和隐蔽系数评价激光隐身效果的三种方法，并对各种方法的优点、适用范围及局限性进行了分析。
To evaluate laser camouflage effectiveness based on laser camouflage principle, three different methods, which were relative reflectance, camouflage range and camouflage coefficient, were put forward.
通过所用树脂、颜填料和助剂的选择和搭配，尤其针对本研究体系的特殊性，采用了一种特种助剂T，使研制的涂层在可见-近红外波段的反射比达到80。
Proper selection of the resin, pigments and fillers and additives, Especially, a special additive T and formulation lead to the average reflectance ratio is up to 80.
克莱门廷的数据显示：南极撞击坑比预期的反射性更强。
Clementine's data indicated that the wall of the south-polar crater was more reflective than expected.
一个表面的反照率是入射的太阳能、阳光从这个表面反射回太空的百分比。
A surface's albedo is the percentage of incoming solar energy, sunlight, that's reflected off that surface back into space.
这些改变使反射可以比以往更深入地挖掘数据结构。
Together, these changes allow reflection to dig deeper into data structures than ever before.
但是利用反射来实际访问对象通常比直接执行相同的操作慢得多。
But when used for actual object access, reflection is generally much slower than performing the same operation directly.
漫射光色反射从一个方向来的光，因此对于径直照射的表面来说就比仅是光线斜射过的表面更为明亮。
Diffuse color reflects light that comes from one direction, so it's brighter if it comes squarely down on a surface that if it barely glances off the surface.
这种双卫效果受益于离摄像机较近的狄俄涅（土卫四）和离摄像机较远但是比前者稍大些的瑞亚（土卫五）一致的反射率。
The double-moon effect is aided by the matching reflectivity of Dione (top), which is closer to the camera, and Rhea, which is farther away but slightly larger than Dione.
阴影的颜色一般是比环境光更暗一些的颜色，因为环境光被不断的反射、反弹因而和物体实际的颜色相混合了。
Shadows are most of the time a darker version of the ambient light because the ambient light gets reflected/bounced of pretty much everywhere and thus mixes with the actual color of the object.
穿浅色衣服：深色衣服会吸收太阳射线，浅色和白色衣服能够将光和热反射出去，因此深色衣服比浅、白色衣服的温度高。
Wear light colors: Darker colors will absorb the sun's rays and be warmer than light or white clothing, which reflects light and heat.
它将你所浏览的内容融合在一起，而且比白色的反射性更弱。
It blends with the content you're viewing and is less reflective than the white model.
在我们定期发布的MODIS图像中，如果油污非常靠近会出现日光反射的地方，它总是比周围的干净水域要明亮。
If the oil is located very close to the spot where the Sun's reflection would appear, it usually looks brighter than nearby clean water in the MODIS images we routinely publish.
这种类型的望远镜称为反射望远镜，比折射望远镜更具有优势，后者需要用到两个透镜，而且会受到光学畸变效应的影响。
Such telescopes are called reflectors, and they offer major advantages over refractors, which use two lenses and suffer from optical distortion effects.
豪特教授解释“因为鲨鱼在水下生存并且很多都喜欢在黄昏和拂晓活动，所以他们生活在相对比较昏暗的环境中。 就如人们在夜晚利用道路反射的光线照明一样，但有一些鲨鱼在一天所有的时间内活动且他们视网膜比一些夜间出没的肉食动物和深水动物拥有更多的视锥细胞和少量的棒形细胞”。
Dr Hart explained that, because sharks live underwater and many are most active at dawn and dusk, they are operating in relatively dim light.
两栋用高反射率涂料的水泥屋瓦装修的房屋去年夏天使用的电量比另外两栋房屋少了35%。
The two homes with roofs of highly reflective paint used 35 percent less electricity last summer than the two with less reflective paint.
反射代码比相应的直接代码更复杂，正如性能比较的代码实例中看到的一样。
Reflection code is also more complex than the corresponding direct code, as can be seen in the code samples from the performance comparisons.
由于晶体比空气更能弯曲光线，光会从小孔上反射回来，从而沿着没有小孔的通道传播。
Because the crystal bends light much more strongly than air does, light should have bounced off the holes and traveled down a channel that had been left clear of holes.
它的反射能力甚至比黑色丙烯酸涂料还差。
林教授告诉CNN说：“抗反射层要求涂布多层，这比典型的单层要复杂些。”
Professor Lin told CNN: "the anti-reflective coating requires multi-layer coatings which are slightly more complex than the typical single-layer ones."
当间隙宽度比化合物释放的远红外波长更短时，光子不会被反射，而直接进入芯片中。
When the width of the gap is smaller than the wavelength of the infrared radiation coming off the alloy, the photons are not internally reflected, but continue to travel into the cell.
首席研究员戴维-基平说：“比煤炭或者是最黑的丙烯酸颜料反射性还小——这让它成为迄今为止发现的最暗的行星。”
"Being less reflective than coal or even the blackest acrylic paint-this makes it by far the darkest planet ever discovered," lead study author David Kipping said.
首席研究员戴维-基平说：“比煤炭或者是最黑的丙烯酸颜料反射性还小——这让它成为迄今为止发现的最暗的行星。”
"Being less reflective than coal or even the blackest acrylic paint-this makes it by far the darkest planet ever discovered," lead study author David Kipping said.
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