perigee

美 ['per?d?i:] 　英 ['per?d?i:]

• n.近地點（繞地運動的天體軌道上離地心最近點）
• 網(wǎng)絡最低點；近地點速率；遠地點

詞形變化

復數(shù)：perigees  

反義詞

英漢雙解

英漢解釋

n.	1. 【宇,天】(月球,人造衛(wèi)星等運行軌道最接近地球的)近地點

英英解釋

n.	1. the point in the orbit of a satellite, moon, or planet at which it comes nearest to the object it is orbiting

例句

of perigee of the sun for the mean summer solstice of your chosen year (and effectively for the entire year) .

你現(xiàn)在有黃道經(jīng)度的近地點的陽光平均夏季冬至，你選擇了一年（而有效地為整個一年）。

Likewise, because the size of the moon's orbit varies slightly, each perigee is not always the same distance away from Earth.

同樣，由于月亮軌道并不是一成不變，有輕微的變動，所以每次月球運行至近地點的位置與地球的間距是不一樣的。

This phenomenon is called "lunar perigee" , or "SuperMoon" .

這一現(xiàn)象被稱為“月球近地點”或“超級月亮”。

If you managed to miss this perigee Full Moon, make a note on your calendar.

如果你真得錯過了這輪近地滿月，在你的日歷上做個記號。

This phenomenon of extreme proximity, known as 'maximal perigee, ' only occurs once every 18 years.

這種被稱為“近地點”的月球最大程度接近地球的現(xiàn)象每十八年才發(fā)生一次。

The average full moon at perigee appears around 12 percent larger than an average non-perigee full moon. Supermoons, even more so.

事實證明的確如此，于近地點觀測到的滿月要比非近地點觀測到的大12%左右，超級月亮相對會更大一些。

At its closest, the moon is said to be at perigee.

相反，當它運行到最近的位置時，那就叫近地點。

tides, because the moon's closest point to Earth is called perigee.

科學家們稱月球離地球最近的點為近地點，這種潮水為“近月潮”；

The rocket was launched as the moon approached its perigee.

火箭是在月球接近它的最近點時發(fā)射的

Rising on March 19, its exact full phase occurred within an hour of perigee, the closest point in the Moon's orbit to Earth.

3月19日那天的月亮，它最圓的相位發(fā)生在月球運行到近地點（月球軌道距離地球最近）附近一個小時以內(nèi)的時間內(nèi)。

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

科學家們稱月球離地球比來的點為近地址，這種潮水為“近月潮”；

Aug 3 Dwarf Star crosses Earth orbit and Earth reaches Dwarf Star perigee orbit angle position. 1. 489 AU from Earth.

月3日矮星穿過地球軌道和地球達到矮星的近地點軌道角的位置，從地球1.489盟。

We know the period, we know where apogee is, we know where perigee is, - we know the orbital period-- anything we want to know.

知道周期，知道遠地點，和近地點在哪里，知道軌道周期-，知道了想知道的一切。

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

預定拍攝月球照片的那枚火箭，在月球接近近地點時發(fā)射升空。

Now we want to know what the situation is with perigee and with apogee.

現(xiàn)在我們要看看，近地點和遠地點的情況。

An anomalistic month refers to successive returns to perigee, a period of 27. 55455 days.

一個近點月指的是返回到近地點相繼的時間，為27.55455天。

The lowest point (perigee) of the ISS was 347 kilometers and the highest point (apogee) of the SH-7 orbit was 336 kilometers.

國際空間站的最低點（近地點）是347公里，神舟七號的最高點（遠地點）為336公里。

A The ellipse has a semimajor axis A, -2a perigee to apogee-- is 2a.

橢圓軌道半長軸為，近地點到遠地點。

Time of satellite perigee passing

衛(wèi)星過近地點時刻

Altitude performance prediction of perigee kick motor nozzle

近地點變軌發(fā)動機高空噴管性能預示研究

Argument of perigee of satellite orbit

衛(wèi)星軌道近地點幅角

Altitude of the apogee or of the Perigee

遠地點或近地點的高度

altitude of apogee or perigee

遠地點或近地點高度