crab nebula造句

1、Study on the Sensitivity in Detecting Crab Nebula by ARGO-YBJ Experiment
羊八井ARGO实验对Crab源灵敏度的研究

2、The Crab Nebula is at a distance from us of about 5,000 light-years.
蟹状星云距离我们，大概是5000光年。

3、The Crab Nebula spans about 10 light-years.
蟹状星云的大小约有10光年。

4、We have identified the crab nebula as the debris of this explosion.
我们已证明蟹状星云就是这次 * 的遗迹。

5、For example, Messier object M1 is the CRAB NEBULA and M31 is the ANDROMEDA GALAXY.
例如，梅西耶天体m 1是蟹状星云，而M31是仙女座星系。