秒差距 meaning in English
[天文学] parsec; astron
Examples
- Cygnus x-3 is a binary x-ray source located at a distance of 10kpc .
天鹅座X-3是一个距离约10千秒差距的双重X射线源。 - Cygnus x - 3 is a binary x - ray source located at a distance of 10kpc
天鹅座x - 3是一个距离约10千秒差距的双重x射线源。 - It contains about 100 clusters in 100 mpc mega parsec , a million parsecs
众多星系团又再组成一个横跨1亿秒差距包含100个星系团的 - If we know the value of the hubble s constant , we can determine the distance of a galaxy by means of hubble s law
例如上例中的星系，如果哈勃常数是60的话，它便距离地球150百万秒差距。 - Typically , a cluster of galaxies contains 1000 galaxies within a million parsecs . in a larger scale , clusters group together to form
一个典型的星系团大小约一百万秒差距，包含大约1000个星系。