Their standard model treats the universe as though its density did not vary from place to place but had a uniform, average value of one atom per cubic meter.
标准模型将宇宙视为一个均匀结构，密度不会随著空间位置而变化，每立方公尺平均有一个原子。
2
The results show that the prepared samples have uniform crystallinity and fine crystalline, with a cubic fluorite structure.