stretching vibration

基本解释

The peak shift and peak areas of C-H stretching vibration absorption were estimated by Fourier transform-infrared(FTIR).
红外光谱法测定角质层脂质中C-H对称和不对称伸缩振动吸收峰峰位及其峰面积；
By using laser Raman spectrum method, the samples full width at half maximum(FWHM) and depolarization ratio of laser Raman spectrum at stretching vibration were measured.
运用激光喇曼光谱的分析方法，测量了它们的激光喇曼谱在伸缩振动喇曼峰处的半峰全宽，同时也测量了样品在伸缩振动喇曼峰处的退偏振度。
The orientation behaviour of molecular chains of hard elastic polypropylene(HEPP) film was investigated on the uniaxial stretching by polarized IR Vibration-Mechanical Spectroscopy.
本文用力学-振动光谱研究了硬弹性聚丙烯（HEPP）晶区和非晶区分子链在拉伸时取向的变化。