hadean period造句

例句与造句

1. If this holds true, the previous beliefs about the Hadean period are far from correct.
2. Please see the articles on the Hadean period, Giant impact hypothesis, Cool Early Earth, and Late Heavy Bombardment.
3. :We don't know very much about the Hadean period, but our article History of the Earth might be of interest.
4. Mantle convection seems to have been much more active during the Hadean period, resulting in gravitational sorting of heavier molten iron, and nickel elements and sulphides in the core, and lighter silicate minerals in the mantle.
5. It's difficult to find hadean period in a sentence. 用hadean period造句挺难的