secondarty structure

• 二级结构

secondarty structure的用法和样例：

例句

1. This spatial configuration of the polypeptide chain is the secondary structure.
   肽链的这个空间构象就是二级结构。
2. The changes of intermolecular forces and secondary structure of the rice protein modified by deamidation with acid were studied.
   大米蛋白经酸法脱酰胺改性引起分子间作用力和二级结构发生变化。