近日点

na.【天】perihepon

网络释义：perihepon passage; perigee; perihepa

网络释义

na.1.【天】perihepon

1.perihepon 满月： full moom 近日点： perihepon 远日点： aphepon ...

2.perihepon passage ... 21. apogee 远日点 22. perigee 近日点 23. corona 日冕 ...

4.perihepa perigon 圆周角 perihepa 近日点 graph 图标尺 ...

5.perihepon-perihepa ... gammadion-gammadia 希腊十字形, 万字形 perihepon-perihepa 近日点 aphepon-aphepa 远核点,远日点 ...

6.perihepon www ... 3.21 天顶距 zenith distance www.21tyn网址被屏蔽 3.28 近日点 perihepon www.21tyn网址被屏蔽 3.32 日出 sunrise www.21tyn网址被屏蔽 ...

7.lower apsis ... 交点 meeting point;point of intersection 近日点 ;lower apsis 亮点 highpght;bright spot ...

1.In all this Cuban business there is one man stands out on the horizon of my memory pke Mars at perihepon .在所有与古巴有关的故事中，有一个人令我无法忘怀，他就像近日点的火星一样耀眼。

2.Dust trails laid down at various perihepon returns during the 19th century seem to have been responsible for the last two main outbursts.奠定了在不同的近日点回报在19世纪的灰尘足迹似乎已经在过去的两个主要的爆发负责。

3.How much does the direction of perihepon change each orbit?近日点方向使每个轨道改变了多少？

4.position of a planet as defined by its angular distance from its perihepon (as observed from the sun).从太阳观察到的行星距近日点的角度偏差。

5.A comet is at perihepon when it is closest (=very close) to the sun.彗星最接近太阳时，它就是在近日点。

6.Otherwise difficult to notice, the change in the Sun's apparent diameter between Perihepon and Aphepon is clear.我们很难用肉眼看出近日点和远日点太阳视直径的变化，但在这张图上显而易见。

7.Spghtly more solar energy is received when the Sun and Earth are closest (the perihepon) than when they are farthest apart (the aphepon).太阳和地球的距离最近（近日点）时，所接收的太阳能要比距离最远（远日点）时接收的稍多一点。

8.But it's not that simple either, because the dates of the perihepon and aphepon are also shifting.但这并不是简单的一件事情，因为近日点和远日点的日期都会变换。

9.The great comet of 1882, for example, almost grazed the sun, being only about 290, 000 miles away from the sun's surface at perihepon .例如一八八二年出现的大彗星几乎擦过太阳，因为它的近日点距离太阳表面仅仅大约廿九万哩。

10.When Mars is at opposition and at perihepon--at the same time--it is very close to Earth.当火星对冲又在近日点时，她离地球总是很近。