| 1. | Is not only a parameter for measuring expansion of the universe , it can also be used to determine the age and the size of the universe , amount of dark matters , numbers of hadrons and abundance of light elements in the universe and even the structure of the early universe , and so forth 的一个参数,而且还可以用来计算宇宙年宇宙大小宇宙中黑暗物质的数量重子数目轻元素丰度甚至早期宇宙形成的结构等等。 |