These are epsilon Eridani, a single K star at a distance of 10.5 light-years, and the red dwarf GJ 674 at a distance of 14.8 light-years.
他们是距离为 10.5光年的一颗K 等单星epsilonEridani和距离为 14.8 光年的红矮星GJ 674。
Researchers in America and the U. K. are developing special materials that steer light around an object.
美国和英国的学者正在研发特别的材质，能将光线从物体周围移开。
The light - colored minerals of K -rich volcanic rocks in this area are alkaline feldspar, leucite and nepheline.
本区富钾火山岩中浅色矿物有碱性长石、白榴石和霞石。
The pollen abortion processes of cms-T, V and K in wheat with the same nuclear background (83 (21 ) 35 ) were studied cytologically by light microscopy.
从细胞学的角度对小麦83（21）35核背景的T型、V型和K型细胞质雄性不育系的花粉败育机理进行了研究。
The pollen abortion processes of cms-T, V and K in wheat with the same nuclear background (83 (21 ) 35 ) were studied cytologically by light microscopy.
从细胞学的角度对小麦83（21）35核背景的T型、V型和K型细胞质雄性不育系的花粉败育机理进行了研究。
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