light element abundance造句

Plasma cosmology proponents have made further proposals to explain light element abundances, but the attendant issues have not been fully addressed.
As noted above, in the standard picture of BBN, all of the light element abundances depend on the amount of ordinary matter ( baryons ) relative to radiation ( photons ).
Talk : Dark matter # Draft table ( where I have moved my reference desk question from last week ), while it seems that the gravitational microlensing summaries cited there would otherwise allow for objects larger than a few dozen solar masses as dark matter, the principle of big bang nucleosynthesis is thought to generally exclude the possibility of baryonic dark matter, in that the observed ratios of light element abundances depend on a particular density while the early universe was cooling.
It's difficult to find light element abundance in a sentence. 用light element abundance造句挺难的