astronomical point信息详情
[测]天文点
astronomical───adj.天文的,天文学的;极大的
astronomical unit───天文单位(地球与太阳间的平均距离,约为9300万英里)
astronomical cost───天价
astronomical journal───天文学期刊(期刊名)
astronomical units───天文单位(地球与太阳间的平均距离,约为9300万英里)
astronomical telescope───n.天文望远镜;n.[天]天文望远镜(等于Keplertelescope)
point───vt.指向;弄尖;加标点于;n.(Point)人名;(法)普安;vi.表明;指向;n.要点;得分;标点;[机]尖端
heart point───[纹章学]盾心
floating point───浮点,浮点法,浮点小数点;[计]浮点
For astronomical calculations, days are specified as the number of days from a reference point — you don't need to identify years, months, or weeks.───对于天文的计算,天被指定为从一个参照点开始的天的数量——不必识别年、月或者星期。
mirror of an astronomical telescope forms at its focal point an image of a star on the axis of the mirror.───天文望远镜把在镜轴上的星体成象在焦点上。
Three studies, presented at a meeting of the American Astronomical Society's solar physics division, all point towards declining sunspot activity into the next decade.───3项发表在美国天文学会的太阳物理学分部会议上的研究都表明,下一个十年中太阳黑子活动将有所衰弱。
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