聚合物力学性能取决于单个分子链的力学性质和分子链聚集形态。
The mechanical properties of polymer material depend on the character of the molecule chain and the state of aggregation.
而且，甲基化的模式在DNA长链中被聚集到一起，显示了与早期环境相关的后天模式。
Moreover, the methylation patterns were clustered together in large swaths of DNA, suggesting an epigenetic pattern linked to humans’ early environments.
如果海洋物种吸收放射颗粒的速度快于排出，放射性物质就能够聚集起来并影响食物链上层的大型动物。
If Marine species take up these radioactive particles faster than they break them down, the radiation can concentrate and affect larger animals that eat them.
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