Infantry
发表于 2025-3-30 08:26:29
Seeking the Origins of Life: Primitive Carbonaceous Matter,us matter of biological origin is fossilised in cherts dated at 3.5 billion years old. The EPR study of samples of this primitive carbonaceous matter provides information on the nature, the environment and the means by which carbon-based radicals were formed. This information is precious to develop
作呕
发表于 2025-3-30 15:05:28
http://reply.papertrans.cn/31/3062/306142/306142_52.png