恆星時計 的英文怎麼說
中文拼音 [héngxīngshíjì]
恆星時計
英文
sidereal chronometer- 恆 : Ⅰ形容詞1 (永久; 持久) permanent; lasting 2 (平常; 經常) usual; common; constant Ⅱ名詞1 (恆心...
- 星 : 名詞1 (夜晚天空中閃爍發光的天體) star 2 [天文學] (宇宙間能發射光或反射光的天體) heavenly body...
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 恆星 : [天文學] fixed star; star恆星大氣 stellar atmosphere; 恆星導航 star navigation; stellar guidance;...
- 時計 : chronometer; 時計差 chronometer correction
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During simulating the observation of the synchronous debris, choicing two sites : nanjing observatory and kunming observatory, employing two ways that are tracking stars and tracking satellites, and observing the geostation - ary satellites of the identical geographical longitude are in this paper. the method of finding the new object and its initial orbit are given, too
在對于高軌空間碎片進行了觀測模擬時,分別選取南京和雲南兩個觀測站;採用兩種跟蹤方式:跟蹤恆星和跟蹤衛星;並對于同一地理經度上的同步衛星進行觀測;提供了發現新目標的方法;並給出了新目標的初軌多種計算方法。To understand the connections between methanol masers and other phenomena typical of star formation region, such as the associated far - infrared sources, we have investigated statistical properties of all known 6, 7 ghz methanol maser sources. the result suggests that 6, 7 ghz methanol maser emission may appear only during a limited period of massive star formation
6 . 7ghz甲醇脈澤源的統計結果暗示著它們可能僅僅發生在大質量恆星形成的一個很短的時段內,可能起源於拱核盤中或外流中,遠紅外輻射則是一種可能的抽運機制。In order to better understand the excited mechanism of masers, we have studied the time variability of 22 ghz h2o masers in ggd25, an outburst with the time scales of 4 day was detected. the time variation was probably caused by a collsion pump which led to changes in the pump input
為了更好地理解脈澤的產生機制以及脈澤和恆星形成區的一些典型現象,如它們所聯系的遠紅外源之間的關系,我們研究了22ghzh _ 2o脈澤源的時變以及所有已知的6 . 7ghz甲醇脈澤源的統計性質。Robert forward, an engineer who used to work for hughes air ? craft, has designed a space probe that might reach the stars, not within this century but a little later
曾在休斯飛機公司工作的工程師羅伯特?福沃德,設計出一種雖不能在本世紀但不可能在稍晚一些的時候到達恆星的太空探測器。這個探測器沒有發動器。分享友人