One way to find out would be to measure the planet's light spectrum, which could reveal molecular oxygen or other possible signs of life in its atmosphere.
一种测量方法是测量这颗行星的光谱，这样可以探测到其大气中是否有氧气或其他生命迹象。
This involves recording the light spectrum of the planet and its star, and then measuring the spectrum of the star alone while the planet is hidden behind it.
这个方法包括首先记录下这个行星和它的恒星的光谱，然后在行星在恒星背面时单独测量恒星的光谱。
Color is closely related to the light spectrum.
彩色与光谱有着密切的关系。
Clearly any light filtering through the atmosphere will increasingly be in the red light spectrum.
很明显任何透过大气层的光线将越来越多的是红色光谱。
The backscattering light spectrum information provides a reasonable basis for selecting light source and measure Angle.
这为在实际测量时光源及方位的选择提供了理论依据。
The room was alight in a comfortable red glow, allowing Dinin to shift his eyes from the infrared to the normal light spectrum.
这个房间中发出舒适的红光，狄宁眨了眨眼睛，将他的眼睛从红外光谱视物调整到正常光谱视物。
So say three teams of scientists who used the Spitzer space telescope to capture the light spectrum of two known extrasolar planets.
三支科学家小组用“斯必择”空间望远镜捕获了两个已知的太阳系外行星的光谱。
White LEDs combine the low power consumption and long life of fluorescent bulbs with the pleasing light spectrum of incandescent bulbs.
白光led兼具省电灯泡耗能低、寿命长，以及白炽灯泡光谱宜人的优点。
The researchers - who no doubt spent far too much time inside - used a combination of red, blue, green and white LEDs to replicate the full light spectrum.
研究者无疑在这里花费了大量时间，他们组合红蓝绿白各色LED灯来复制完整的光谱。
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 paper reports a basic method to extract natural pigment from sugarcane skin and carries out the determination of pigment by the ultraviolet and visible light spectrum and infrared spectrum.
研究了以紫色甘蔗皮为原料提取色素的基本方法，并进行了紫外可见光谱、红外光谱的测定。
The conversion method for three-primary colors of RGB and visible light spectrum is proposed. The function relation between three-primary colors of RGB and single color wavelength is established.
提出了RGB三原色与可见光光谱的转换方法，建立了RGB三原色与单色光波长的函数关系。
The conversion method for three-primary colors of RGB and visible light spectrum is proposed. The function relation between three-primary colors of RGB and single color wavelength is established.
提出了RGB三原色与可见光光谱的转换方法，建立了RGB三原色与单色光波长的函数关系。
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