In chapter 3, we study the conformations and properties of arginine in the gas phase.

第三章研究了气相精氨酸分子的构型和性质。

In chapter 4, we study the conformations and properties of histidine and its related ions.

第四章研究了气相组氨酸及其相关离子的构型和性质。

These conformations in the small chain dimension area possess structures of rod like shape;

高分子的链构象在小尺寸范围存在比较稳定的链构象状态；

Since 1940, various conformations have been proposed for the secondary structure of protein.

自1940年代以来，已有许多不同构形的蛋白质二级结构陆续被提出。

This is because of their different molecular conformations and arrangements in their aggregates .

这是由于它们在簇集体中分子构象不同所致。

The equilibrium conformations of neutral and ionic clusters were obtained using abinitio calculation.

通过理论计算得到其中性团簇和离子团簇的稳定结构,解离能和解离通道以及发生质子转移的可能性.

The Letters differ in various ways: as produced by different conformations or in different regions of the mouth;

字母有不同的分类方式：口腔不同的构型或不同位置发声；

The collapse transition of polyethylene chain is studied by exact enumeration of all possible conformations of short chains.

通过对高分子链构象的完全计数，研究了聚乙烯链的塌缩相变现象。

The result shows that DGA is obviously superior to GA and can reproduce the conformations of protein side chain successfully.

结果表明该方法优于传统的遗传算法，能精确地重建蛋白质侧链的构象。

In the new conformational model, a small number of minor conformational sub-states that resemble the ligand-bound conformations are already present in solution.

少量类似于配体结合构象的次要构象亚态已在新的构象模型中进行了解析。