您要查找的是不是：
- Carbonyl stretch vibration 羰基伸缩振动
- The frequency shift of carbonyl stretching bands has been found to be sensitive to the change of molecular conformation,inter and intramolecular interactions. 在红外光谱中羰基伸缩振动的变化可以看作是液晶分子相态转变的标志。
- The IR absorption bands of 3 373,3 471 and 3 614 cm~(-1) are resulted from the hydroxyl stretching vibration in GE synthetic jadeite jade. 在3 400~3 700 cm-1范围内,GE合成翡翠显示一组(3 373,3 471,3 614 cm-1)与天然翡翠截然不同的且由羟基伸缩振动所致的红外吸收谱带。
- 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。
- 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 place used to be a stretch of barren land. 早先这里是一片不毛之地。
- The asymmetric and broadening of Raman ban around the main peak in symmetric stretching vibration region are mainly caused by the variant of secondary-structure in various microenvironments. 硅氧四面体对称伸缩振动区的主峰不对称以及展宽主要是由于一系列具有不同为环境下的二级结构的变化造成的。
- Can you work for six hours at a stretch? 你能不能不休息连续工作6小时吗？
- The lorry skidded on a stretch of black ice. 货车在薄冰路面上打滑。
- Alfred has done a stretch in Chelmsford Prison. 艾乐弗雷德已在切姆斯福特监狱服过刑。
- He did a long stretch for attempted murder. 他因谋杀未遂罪坐了很长时间的牢。
- I got out of the bed and had a good stretch. 我起床后舒服地伸了个懒腰。
- She worked for six hours at a stretch. 她连续工作了六个小时。
- The vast plains stretch for hundreds of miles. 辽阔的平原绵延数百英里。
- antisymmetric stretching vibration 反对称伸缩振动
- With a stretch of his arm, he reached the shelf. 他伸出手臂，够著了那个架子。
- the stretching vibration v(C-C) of C-C bond ; C－C键的伸缩振动v（C－C）；
- In front of us we saw a stretch of open fields. 眼前我们看到一片开阔的田野。
- It feels good to stretch after a long drive. 开了很长时间车，舒展一下肢体会很舒服。
- A wide stretch of land spreads in front of us. 一片广阔的土地在我们面前展开。
