The theoretical models for investigating the fusion mechanism of heavy nucleus collisions and calculating the formation cross sections of superheavy nuclei have been introduced.
Methods Arcuate nucleus lesion models were established by subcutaneous injection of MSG in newborn SD female rats.
方法皮下注射MSG建立新生SD雌性大鼠弓状核损毁模型。
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Most of them did not fit into the models physicists had at that time, that matter consisted of atoms with neutrons and protons in the nucleus and electrons round it.