conformation

and master conformation of alkanes, isomerism, cis-trans isomerism and enantiomorphism;

烷烃构象、同分异构、顺反异构和对映异构现象；

By cooperation with thiophene ring, which results in the better conformations, the absorption and emission spectra exhibit bathochrome. 7.

7．研究了不同给/吸电子取代基对芴基聚合物电子和光学性质。

helix: A helical conformation of a polypeptide chain, usually right-handed, with maximal intrachain hydrogen bonding; one of the most common secondary structures in proteins.

折叠是由若干肽段或肽排列起来所形成相当片层构象。

The macroscopic conformation and microscopic structure of the straticulate dolostone and spatulate dolostone suggest that the dolostones formed in a highenergy environment;

藻纹层白云岩与夹层竹叶状白云岩宏观构造与微观结构指示其可能形成于高能潮坪环境；

For the reason why optical activity of mesomer is counteracted classical answer was not convincing. By use of the helix theory and stable staggered conformation answer can be obtained.

指出了内消旋体消旋原因传统解释不合理性。利用螺旋理论和稳定交叉式构象，合理地解释了内消旋体消旋原因。

It was found that the compounds are adsorbed on the Ag surface through the carboxyl oxygen atoms, the benzene adopts acclivitous conformation, others lie low on the Ag surface.

结果表明：在银溶胶表面上，羧基氧原子与银形成化学建，苯环是稍微倾斜地吸附在银胶面上，其它部分则平躺吸附于银溶胶表面。

10. 研究了P3’–P6’ 对铁硫蛋白Rubredoxin荧光猝灭效应，发现螺旋形构象特征越典型聚合物被猝灭效率越高。

Through studies on the fluorescence quenching of P3’–P6’ by Rubredoxin, the extent of quenching was found to be stronger in the polymer with more typical features of helix conformation.