(一)分子分裂成对称的分裂。双原子分子的对称分裂如Cl:C1→Cl′+·Cl成两个自由基。 (二)对于Z≤84的核素，裂变碎片呈对称分布，即质量数为Af的裂变核分裂成两个相同的碎片A1=A2=Af/2。这种核裂变称为对称裂变。
对称分裂
双语例句原声例句
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此外，研究人员还在另两种失效磷酸化蛋白和另外两类细胞——体外猴细胞和活体果蝇晶胚中，发现了类似的非对称有丝分裂。
Asymmetric mitoses were also observed in two other phosphorylated proteins primed for destruction, and in two other cell types: monkey cells in vitro, and Drosophila embryos in vivo.
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通过对心脾两虚的精神分裂症双生子研究可见，其天然的对称(对照)性，利于复杂证候的动态的时间空间观的分析。
The study on the schizophrenia twins with deficiency of both heart and spleen showed that its natural symmetry was helpful for dynamic and temporospatial analysis of complex syndromes.
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其后，作者通过对CD 8 + T细胞不对称细胞分裂后的第一代两个子代细胞研究，证明了与T细胞命运相关的分子遗传性。
The authors next examined the inheritance of T-cell-fate-associated molecules by the first two daughter cells following asymmetrical cell division of CD8 + t cells.
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An asymmetrical division is not like that, it's when a parent cell forms two cells that are different in some way.
而不对称分裂就不是这样,当母细胞分裂为两个子细胞时,会有一些不同
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This stem cell which is reproduced still has the potential to undergo asymmetric division but this one does not.
新生成的干细胞,仍然有潜能进行不对称分裂,但定向祖细胞就不行
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A capability for asymmetric division and the production of cells that become differentiating more mature cells, those are properties of stem cells.
能够完成不对称分裂,以及产生细胞,并分化成为一些更成熟的细胞,这些是干细胞的性质
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