行星狀星雲 的英文怎麼說

中文拼音 [hángxīngzhuàngxīngyún]
行星狀星雲 英文
planetary nebula
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 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...
  • 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
  • 雲 : Ⅰ動詞[書面語] （說） say Ⅱ名詞1. （雲彩） cloud 2. （雲南） short for yunnan province3. （姓氏） a surname
  • 星狀 : curvilinear
  • 星雲 : [天文學] nebula
  1. Planetary nebulae are a type of isolated gaseous nebulae possessing a fair degree of bilateral symmetry.

    行星狀星雲是一類孤立的氣體星雲，具有相當程度的雙側對稱性。
  2. The extreme carbon stars, whose derived mass loss rates and optical depths are both very high, are more evolved than infrared carbon stars. these stars are expected to evolve into protoplanatary nebula soon

    極端碳星是高度演化后的紅外碳星，它的質量損失率及光深都非常高，幾乎沒有其光學對應體，並將很快演化為前行星狀星雲。
  3. Picture 1 : a hubble space telescope picture of the planetary nebula hubble 12 in the constellation of cassiopeia. a series of rings on both sides of the hourglass can be seen

    圖片1 ：從哈勃太空望遠鏡所拍得哈勃12行星狀星雲，其漏斗形狀和繞著兩邊的層圈清晰可見。
  4. Many objections can be raised to this picture of planetary nebula formation.

    形成行星狀星雲的這一圖像可能會引起許多異議。
  5. Since then, the picture has steadily gotten far more complicated ? and far more interesting

    從那時起，行星狀星雲的圖像就漸漸變得非常復雜，並且饒富趣味。
  6. The spectacular planetary nebula helix nebula is the death of a star disguised as a butterfly

    色彩斑斕的行星狀星雲螺旋星雲，正是恆星死亡所化身的蝴蝶。
  7. When it dies ( by swelling to become a red giant, a planetary nebula and finally a white dwarf ), it will be much hotter than other, older white dwarfs of similar mass

    當它（膨脹成紅巨星、行星狀星雲並最後變成白矮星）死亡時，它的溫度將比其他質量相近的年老白矮星，要高上許多。
  8. M2 - 9 is a typical butterfly shaped planetary nebula

    M2 - 9是蝴蝶狀行星狀星雲
  9. Some others were taken by the hubble space telescope. courtesy k. m

    以下的行星狀星雲則是哈勃太空望遠鏡的傑作。
  10. Planetary nebulae are not as airy and tranquil as their images suggest

    行星狀星雲並不如影像中所顯現的那麼飄逸寧靜。
  11. Bipolar planetary nebula

    雙極行星狀星雲
  12. " butterflies in the starry sky " will present these beautiful planetary nebulae and their evolution

    將會介紹這些美麗的行星狀星雲，與及它們的形成和演化過程。
  13. It will evolve into a cosmic butterfly - a spectacular planetary nebula in the starry sky

    不過，太陽的死亡絕不平淡，它會化為星空蝴蝶成為夜空中燦爛的行星狀星雲。
  14. The most intriguing thing about planetary nebulae is that they are colourful and appear in all kinds of shapes like bugs, rings or butterflies. their different shapes may be interrelated as well

    行星狀星雲最吸引之處，是在於它們有七彩繽紛的鮮艷顏色，及各式各樣的形狀，例如蟲狀圈狀或蝴蝶狀，而不同形狀也可能是互相關連。
  15. Bruce balick and adam frank have published dozen of papers, both observational and theoretical, on planetary nebulae and their precursor stars

    巴立克與佛朗克發表過數十篇與行星狀星雲和其恆星相關的觀測及理論論文。
  16. Deep convulsions, combined with the pressure of radiation and other forces, heave the distended and loosely bound surface layers outward into space, creating a planetary nebula

    深層的擾動，結合輻射壓與其他作用力，將脹大而鬆散的表層高高舉起，向外拋入太空中，創造出行星狀星雲。
  17. Because the forces that are supposed to drive off mass from dying stars are spherically symmetrical, astronomers before the 1980s thought of planetary nebulae as expanding spherical bubbles [ see “ planetary nebulae, ” by martha and william liller ; scientific american, april 1963 ]

    由於原本認為，從垂死恆星表面將質量載運出來的作用力具有球狀對稱性， 1980年代以前的天文學家，把行星狀星雲想像成膨脹的球形泡泡（請參見延伸閱讀1 ） 。
  18. Prof. sun kwok is an expert in the study of planetary nebulae best known for his theory postulated in 1978 to explain the origin of these objects

    郭新教授是研究行星狀星雲的專家，他於1978年所提出的行星狀星雲的起源理論更是廣為人知。
  19. His leadership role in this field is recognized by his election and service as the chairman of the planetary nebulae working group of the international astronomical union for many years

    基於這些成就，郭教授曾擔任世界天文聯會行星狀星雲研究組主席多年。
  20. Today many astronomers believe that the various forms seen in planetary nebulae can be explained by one model that we see from different angles. if we sight down the axis of the flow, we see a round nebula like the ring. looking from " above ", the bipolar flows are conspicuous, as with ngc 6302

    天文學家相信行星狀星雲的不同形態是基於在不同的觀測角度下的視覺效果，若沿著恆星風吹出的方向望去，則會看見像戒指星雲的結構在頂端觀看，行星狀星雲有明顯的雙極結構例如行星狀星雲ngc6302 ，而在界乎兩者之間，則會看到像行星狀星雲ngc2346的結構。
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