夜天光 meaning in English
light in the night sky
light of night sky
night airglow
night glow emission
night sky glow
night sky light
night-sky light
yaten kou/sailor star healer
Examples
- A study on the characteristics of reflection spectrum of field of view under night - sky radiation
夜天光下景物反射光谱特性的研究 - ( 3 ) the spectral matching factor of nea phothocathodes for reflecting spectrum of objects under night sky radiation has been studied . the spectral matching factors of typical phothocathodes , such as gaas nea photocathode , s _ ( 251 ) and s _ ( 252 ) photocathode , are calculated and compared . the factors give the explanation of high detection performance of the low - light - level night vision equipments
( 3 )研究了nea光电阴极和夜天光照射下景物反射辐射的光谱匹配系数，计算了gaasnea光电阴极的光谱匹配系数，并将之与s _ ( 251 ) 、 s _ ( 252 )光电阴极的计算结果作了比较，揭示了三代微光夜视仪具有优良探测性能的原因。 - The article studies the reflection and radiation light spectrum of the object under the night sky light or with the aid of laser , calculates and analyzes the spectrum matching factor of typical optoelectronic cathode to the common objects and the effect on the light contrast and give the detailed mechanical design of the low light night observing instrument on helmet
摘要本文研究了夜天光照射及激光助视下的景物反射辐射光谱特性，计算并分析了典型光电阴极对常见景物反射的光谱匹配系数及其对照度、对比度等参数的影响，并详细对头盔式微光夜视仪进行结构设计。