提出了一种计算宽光谱间隔的普朗克函数积分值的简单近似方法。
A simple approximate method for calculating the values of integration of the Planck function over broad spectral intervals is presented.
他们的WISE探测器发觉了一颗只有在必定间隔，并且红外光谱里才可见的地痞行星，如今正朝着地球挨近！
Their WISE probe discovered a rogue planet, visible at a distance only in the infrared spectrum, and now it is approaching Earth!
天文学家对它的能量持续时间间隔时间和光谱进行了研究，发现它可能是一颗正在吸取伴星物质的奇异星。
Study of the burst energy, duration, interval and spectrum suggested that this source could be a strange star accreting matter from its low - mass companion.
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