perigee

perigee

1. * The rocket which was designed to take photographs of the moon was launched as the moon approached its perigee.

*火箭的目的是拍摄月球发射的月球接近近。

2. lowest perigee

[法] 最低点

3. An anomalistic month refers to successive returns to perigee, a period of 27.55455 days.

一个近点月指的是返回到近地点相继的时间,为27.55455天。

4. In fact, tonight's Moon reaches its full phase at 1637 UT, within only a few hours of perigee, the closest point in its elliptical orbit.

事实上,在美东时间16:37,月球在达到其椭圆轨道近地点的几小时内,月亮达到了最圆阶段。

5. In fact, the Moon will reach its full phase within a few hours of perigee, the closest point in its elliptical orbit, making it the largest Full Moon of 2007.

事实上,在近地点(就是椭圆轨道上最接近地球的点)位置上,月球将在数小时内达到满月相位,从而形成了2007年最大满月。

6. 8. The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

7. You now have the ecliptic longitude of perigee of the sun for the mean summer solstice of your chosen year (and effectively for the entire year) .

你现在有黄道经度的近地点的阳光平均夏季冬至,你选择了一年(而有效地为整个一年 ) 。

8. perigee of satellite orbit

卫星轨道近地点

9. argument of perigee of satellite orbit

卫星轨道近地点辐角

10. Time of satellite perigee passing

卫星过近地点时刻

11. It also occurred when the New Moon was near Perigee, the closest point to Earth in the Moon's elliptical orbit, making the Moon near its largest apparent size.

同时,新月正好处于近日点附近,也就是月球轨道上离地球最近的一点,又使得月亮的视尺寸接近最大。

12. When perigee and perihelion coincide tidal range is at its greatest.

当月球与地球到达它们的近地点和近日点的时间恰好重合时,就会引起最大的潮汐。

13. To make maximum use of the applied thrust, the perigee distance was chosen at a point where the atmospheric drag was negligible and this distance was held constant throughout the escape maneuver.

扑翼飞行器的主要特点是将升力、推进的功能集合于扑翼系统中,由减速齿轮组及四连杆扑翼机构将引擎输出动力转换成所需工作转速及拍扑动作。

14. The probe was transferred to an orbit with a perigee of about 600 km, up from the former 200-km perigee, according to the Beijing Aerospace Control Center (BACC).

探针转移了到一条轨道以大约600公里近地点,从前200公里近地点起,根据北京航空航天控制中心(BACC)。

15. Saturday night (Jan. 10) the moon will be at perigee, the closest point to us on this orbit.

星期六晚上(1月10日),月亮将会达到近地点,轨道上离我们最近的一点。

16. The Moon reaches its absolute perigee once a year.

月球每年有一次达到它的绝对近地点。

17. The time between two passages at the perigee (of the Moon).

月球连续两次经过近地点所需的时间。

18. Now we also need to determine the ecliptic longitude of perigee of the sun on this same day.This changes very slowly, thus we need know only the year to compute it with sufficient accuracy.

现在,我们还需要确定黄道经度的近地点的太阳就这同一天,这变化非常缓慢,因此,我们需要知道,只有今年来计算,它有足够的精度。

19. Due to lunar precession, this time is longer than that if the perigee's position was fixed.

由于月岁差的关系,这个时间比近地点不变的情况下所需之时间长。

20. Because the Moon circles the Earth in an elliptical orbit, its angular size depends on how close the Moon is to closest approach (perigee) or furthest distance (apogee).

由于月球绕地球运行轨道为椭圆形,其视角的大小取决于月球在近地点或远地点如何程度的靠近或远离。

21. It will reach its perigee (nearest point to the earth) tomorrow around this time.

看来贪多求快最终是要有问题的!

22. Scientists call these perigean tides, because the moon's closest point to Earth is called perigee.

科学家们称月球离地球最近的点为近地点,这种潮水为“近月潮”;

23. The satellite first makes elliptical orbits around Earth of larger and larger apogee(farthest point from Earth), while the perigee(nearest points from Earth) remains around 300 kms only.

该卫星首次使椭圆轨道围绕地球的远地点(最远点距离地球),而近地点(最近点距离地球)仍然只是约300公里。

24. initial perigee

起始近地点

25. altitude of perigee

近似点高度

26. PER perigee

近地点, 最低点

27. advance of the perigee

近地点前移

28. perigee motor

近地点发动机

29. Altitude performance prediction of perigee kick motor nozzle

近地点变轨发动机高空喷管性能预示研究

30. perigee kick

近地点喷火

31. perigee propulsion

近地点推进

32. perigee sensitivity

近地点灵敏度

33. Perigee Kick Motor

近地点缓冲电动机

34. perigee distance

近地点距离

35. argument of perigee

近地点辐角

36. perigee velocity

近地点速度

37. altitude of the perigee

近地点高度

38. longitude of perigee

近地点黄经

39. Altitude of the apogee or of the Perigee

远地点或近地点的高度

40. Altitude of apogee or perigee

远地点或近地点高度

41. The rocket which was designed to take photographs of the moon was launched as the moon approached its perigee.

预定拍摄月球照片的那枚火箭,在月球接近近地点时发射升空。

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