星形區域 的英文怎麼說
中文拼音 [xīngxíngqūyù]
星形區域
英文
star region-
In the first seconds after a supernova, a region rich in protons emerges around the dead star ' s core, which has most likely collapsed into a neutron star
在發生超新星爆炸后的最初幾秒內,這個死亡恆星的核心(最可能塌縮形成中子星的地方)周圍,會產生一個富含質子的區域。Most of the meteoroids of the leonid meteor stream concentrate in an elongated thin ribbon - like region. the stream orbits around the sun in an elliptical orbit with a period of about 33 years
獅子座流星群聚集於一條狹長的區域內,以極為橢圓形的軌道環繞太陽運行,周期約為Metropolitan circle is the result of industrialization and urbanization, which is the embodiment of centralization and radialization when the metropolis is developing to a certainty, in order to advance the space and economy to conform, to form a corporate area, fabricating the new type of metropolitan circle in which the metropolis is the core is new topic for discussion of innovative space structure of the big ciry this paper combine the theory expatiation and demonstration analysis with comprehensive and new statistics data, and theory model, and discusses the all - around regional development in chengdu area from a new angle, ie : using space structure model of metropolitan circle to develop the overall enhancement of strength in chengdu first, the thesis defmitudes the concept, connotation, and character of metropolitan circle, after that, it discusses the formative mechanism of metropolitan circle from the factors such as market, institution and ect moreover, from the practice of metropolitan circle ' s development in ho me and abroad, it summarizes the significance of the metropolitan circle form for the economic and social development, as well as the experience for reference and the problems we should pay attention to = based on these theories and practice, it brings forward the necessity and strategic significance of building metropolitan circle in chengdu, and analysis its possibilities, it also makes a research on the model of this circle, it innovatively brings forth that the double - polar circle structure of central city - sub central city - satellite town should be builded, through the establishment of index system, the sphere of metropolis circle in chengdu can be set which means the central city, sub center city and satellite town are sett it also analysis how to determine the gravity between center city and circumjacent area, and discusses the function orientation of center city and satellite town at last, it briefly analyses the transportation designing of suburb and city which are imperative for constructing the metropolitan circle in chengdu
本文將理論闡述和經驗實證分析與較全面的最新統計資料,以及理論分析模型分析結合起來,從新的角度深入探討成都的區域整體發展,即以都市圈的空間結構模式促進成都整體實力的全面提高。本論文首先明確了都市圈的概念、內涵及特徵,從市場、等因素探討了都市圈的形成機理,並從國內外都市圈的發展實踐中,總結出都市圈這種空間形式所引起的經濟和社會發展的意義所在,以及我們值得借鑒的經驗和需要注意的問題。在此理論和實踐基礎上,提出構建成都都市圈的必要性及戰略意義,分析其可能性;並且對如何構建成都都市圈模式進行了探討,主要是創新性提出構建中心城市-副中心城市-衛星城鎮的雙極圈域結構,並通過指標體系的建立以確定成都都市圈的范圍,即中心城市、副中心城市和衛星城鎮的確定,以及測定中心城市與周邊地區的引力大小,以及對中心城市和衛星城鎮的功能定位進行了探討。Decades of observations have established that stars form within so - called molecular clouds : vast agglomerations of cold gas and dust, each with enough material to form scores of suns
在累積了數十年的觀測結果之後,一般相信恆星是在所謂的分子云中形成:在遼闊的冷氣體與塵埃凝聚區域,每朵分子云都擁有足以形成許多太陽核心的材料。Nevertheless, because the planet is much closer to its star than the earth is to the sun, it lies in what astronomers call the “ habitable zone ” ? the region surrounding a star where water would be liquid
然而,同地球和太陽之間的距離相比,這顆行星同其恆星的距離要近很多,處于天文學家們稱為「可居住區」地帶? ?恆星周圍水能以液態形式存在的區域。On the other hand, parts of jupiter and saturn have chemicals and atmosphere temperatures suitable for some kind of life.
另一方面,木星和土星的某些區域具有適合某種生命形態生存的化學物質和氣溫。In the second part, we introduce and discuss a new domain constant, the pseudo - hyperbolic radius of starlikeness. we also give some properties of some existing domain constants under the change of quasiconformal mappings
在第二部分中,我們主要引進一個新的區域常數?星形偽雙曲半徑,給出了它的一些性質,並對已有的一些區域常數在擬共形映射下的變化進行討論。The differences in orbital morphologies due to different potentials is slighting, however, given a certain potential, for clusters that have perigalactic distance smaller than 1 kpc, some orbits may exhibit a chaotic behavior. the correlation between the metallicity of samples and the orbital morphologies is unclearly ; ( 4 ) it is found that the semi - major axis, apogalactic distance and azimuth period of 29 sample clusters are changed with their metallicity similarly, but a obvious correlation is seen between orbital eccentricity and metallicity. there is a fraction of 24 % of the sample clusters with eccentricities lower than 0. 4
不同的引力勢模型對球狀星團軌道的具體形態影響不大,在給定的引力勢模型下,當某些星團的運動軌道穿越距銀心1kpc附近的區域時會出現「混沌」現象: ( 4 ) 29個樣本星團的軌道半長軸、遠銀心距和方位周期隨金屬度的變化規律基本相似,樣本星團的金屬度與其軌道形態之間的相關性並不明顯,然而軌道偏心率與金屬度有關,對于所選的暈族樣本星團而言,大約有24的樣本星團的軌道偏心率低於0 . 4 。Rocky planets would form nearest the parent star, with gas giants farther out
石質行星會在靠近起源恆星的區域形成,而氣態的巨行星在外圍形成。Various astronomers, including us, have now surveyed large numbers of fledgling brown dwarfs in nearby young star - forming regions and clusters ( where stars ' ages can be estimated from their color and brightness ), looking for this infrared excess
現在,包括我們在內的許多天文學家,已經在鄰近的年輕恆星形成區域和星團(在那裡恆星的年齡可由顏色與亮度來估計)里,檢視了大量初生未久的棕矮星,尋找過量的紅外光。Here, strong downward movement of the air gives rise to warmer and drier air, resulting in darker shades on the satellite picture
這地區有強烈下沉氣流,當中的空氣變乾及變暖,形成衛星圖中變黑的區域。The pictures show that it was already lumpy ; the denser areas went on to become galaxies, stars and planets
照片顯示它已經處于不均勻的狀態;更為緻密的區域開始形成銀河、恆星和行星。The land for investment is wide and the price of the land is cheap enough as well as the labour, the foreign service system is complete, the business is flourishing, featured industrial economic area has been formed in the district. these are shifang business and trade zone, jianhua wholesale store, dongfeng bridge store, sanxing business and trade zone, automobile trade centre etc. the district has developed into an industrial zone with the industries of food processing, medicine, chemistry, printing, machinery, electronics etc
區內土地資源充足廉價,勞動力資源豐富,涉外服務體系健全,商業網點遍布,形成了獨具特色的區域型產業經濟帶,商賈雲集,區內有十方商貿城建華路批發市場東風橋市場三星商貿城汽貿市場等十余家大型市場,全區經過多年發展,形成了食品加工醫藥化工印刷冶金機械電子電器等優勢產業,為經濟發展奠定了堅實基礎。These tiny regions may be condensations in the interstellar gas where stars and planetary systems could be forming.
這些很小的區域可能是能夠形成恆星或行星系統的星際氣體中的一些凝聚體。Astronomers have identified hundreds of these peculiar beasts, both young ones in star - forming regions and older ones in the neighborhood of our solar system
天文學家已經觀測到數百顆這樣奇特的怪物,有處在恆星形成區域里的年輕棕矮星,也有位於我們太陽系附近較年老的棕矮星。Supermassive black holes containing millions to billions of solar masses could also form wherever a large number of stars are packed in a relatively small region of space, or by large amounts of mass falling into a " seed " black hole, or by repeated fusion of smaller black holes
超大質量的黑洞包含數百萬到幾十億的太陽質量,無論大量恆星聚集在一相對地小的空間區域里也可以形成黑洞,或通過大量質量落下進入一個「種子」黑洞之內,或通過反復融合比較小的黑洞。There it causes havoc in the oort cloud, a huge region surrounding the solar system that contains billions of bits of cosmic rubble left over from the formation of planets
在那裡,它引起了奧爾特雲的浩劫,奧爾特雲是一個巨大的圍繞太陽系的區域,裡面包含了數十億從行星形成中分離出來的宇宙碎塊。Open in 1987, beijing international hotel is a 5 - star hotel located on chang an street, the central area of foreign affairs and business, forming one of the most potential business area of beijing with cofco plaza, herderson center and bright china chang an mansion
五星級北京國際飯店地處首都外交及商貿區的中心地段長安街上,與中糧廣場恆基中心光華長安大廈形成了北京最具發展前景的商貿區域之一, 1987年開業。Jupiter ' s great red spot, shown here in false color, is a storm the size of earth, swirling in jupiter ' s atmosphere
圖中所顯示的頗受顏色迷惑的巨大赤色區域,其實是木星上一個地球面積大小般的風暴,它在木星的大氣中正在形成漩渦。Hubble has found that whereas supernovae occur throughout the regions of star formation in galaxies, long - duration grbs are concentrated in the very brightest regions, where the most massive stars reside
哈伯發現在星系中形成恆星的區域誕生超新星時,長時間的grb往往發生在非常明亮的區域,而質量最大的恆星也聚集在那裡。分享友人