The elasticity recovering mechanism of PTT fibers was studied through the ordering transformation of molecular chain conformation in aggregation of fibers in the course of processing and using.
从加工和使用过程中纤维聚集态中分子链构象的有序化转变，研究聚对苯二甲酸丙二醇酯（ PTT）纤维的弹性回复机理。
The fold in the chain is completed using only 3 or 4 monomer units with bonds in the gauche conformation.
链中的折叠仅使用3或4个具有 gauche构象键的单体单元完成。
This three-dimensional conformation is held together by the interactions of the amino acids at different parts of the polypeptide chain with each other, and determines the activity of the protein.
这种三维构造通过肽链上不同部位上的氨基酸连在一起，决定了蛋白活性。
In general, bulky side-chain and hydrogen bonding are in favor of the formation of stable helical conformation for polymers, which endows them with high optical property and some special performance.
许多文献报道证实，庞大的侧基或具有形成氢键能力的基团有利于聚合物主链形成稳定的螺旋构象，从而赋予材料高度的旋光活性和某些特殊功能。
Through the value activities identification and value chain model conformation, it grasps the key taches and the essential factors of project management enterprises competence.
通过以价值活动识别、价值链构建为线索，把握项目管理企业竞争力体现的主要环节和要素。
Methods:Polymerase chain reaction (PCR) and single strand conformation polymorphism(SSCP) was used.
方法：聚合酶链反应（PCR）、单链构象多态性（SSCP）分析。
In amphibole asbestos the constituent atoms are arranged in chain-like conformation.
在闪石类石棉中，组成的原子呈链状排列。
In amphibole asbestos the constituent atoms are arranged in chain -like conformation.
在闪石类石棉中，组成的原子呈链状排列。
In amphibole asbestos the constituent atoms are arranged in chain -like conformation.
在闪石类石棉中，组成的原子呈链状排列。
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