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除了单幅星图的模拟外,也通过轨道公式得到序列星图的模拟过程。 Besides single star image simulation, we also simulate movement process of continuous star images with orbit expressions. | ||
通过对中国古代平面星图画法的研究,认为中国古代的天文学家在绘制星图时并未采用西方投影几何方法。 This paper think the Chinese ancient astronomer did not use the western projective in the course of drawing star map, on the contrany, they have their own personality methods. | ||
托勒密绘制了48个星座中1000多颗星的星图。 Ptolemy charted more than 1,000 stars in 48 constellations. | ||
以后,人们在过年时挂上寿星图,据说就是为了纪念德高望重的万年。 After the Chinese New year, when people hang Shouxing map, was also called to commemorate the highly respected years. | ||
木卫三,木卫二和木卫一在木星的一边,而木卫四却在另一边。 Ganymede, Europa and Io are on one side of Jupiter, while Callisto is on the other side. | ||
根据离木星的距离排列,木星的4颗卫星依次为:木卫一、木卫二、木卫三、木卫四。 In their outward order from Jupiter, Jupiter's 4 major moons are Io, Europa, Ganymede and Callisto. | ||
木卫一和木卫二大约和月球一样大,而木卫三和木卫四大概是月球直径的一半。 Io and Europa are about the same size as our moon, whereas Ganymede and Callisto have diameters that are half again our moon's diameter. | ||
木星的卫星木卫四和木卫三也可能有水。 So too might the Jovian moons Callisto and Ganymede. | ||
对方球员冲向四分卫。 There was a rush on the quarterback. | ||
火卫二直径约7.5英里。 Deimos is about 7.5 miles in diameter. | ||