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- Double helical structure of DNA and types of DNA helices. 去氧核糖核酸的双螺旋结构与其类别。
- Two kinds of quantitative deductions of optical value in molecular helical structure have been made.As a result,the same conclusion has been drawn in this article. 本文就分子中螺旋结构的模型机理与旋光性的两种定量方法进行了描述;并找出了它们的一致性;得出了相同的结论.
- VCRs use a helical format, known as VHS (Video Home System), consisting of two helical bands and tape 1/2 in. (1 cm) wide. 卡式录影机（VCR）VHS系统是用螺旋模式，有两个螺旋带组成，用的是1/2宽的磁带。
- The high laevorotation of L-cystine depends on a specially helical structure of its molecular. 指出了L-胱氨酸高度的左旋性是由其分子的特殊螺旋结构决定的。
- The results showed that BK chromosomes reveal a multiple double strand helical structure . 观察到BK染色体具有多级双股螺旋结构。
- A couple walking in the park noticed a young man and woman sitting Helical Structure Resulting in Optical Activity on a bench, passionately kissing. 一对夫妇在公园里散步，发现一对年轻的男女坐在一条长凳上，动情螺旋结构导致旋光性地接吻。
- The relationship between helical structure of chira l molecules and their optical activities has been concerned permanently by organ ic chemists. 手性分子的螺旋结构与其光学活性的关系，是有机化学家长期关注的问题。
- The CD spectra showed that the addition of glycerol to the collagen did not damage the native triple helical structure of collagen. 圆二色谱表明，甘油的加入没有改变胶原天然的三股螺旋结构。
- The two halves of the structure didn't marry up. 该结构的两部分未配合好。
- Helical Structure Resulting in Optical Activity 螺旋结构导致旋光性
- The two systems of government are polar opposites. 这两种政体正好相反。
- Keywords synthesis;cryptate;helical structure; 合成;穴合物;螺旋结构;
- The business is owned by two partners. 这家商行为两名合伙人所拥有。
- She has two cars and in addition a motorboat. 她有两辆轿车外加一艘汽艇。
- The meat marinated in the brine for two days. 这块肉在盐水里泡了两天。
- At that time he had two helpers. 当时他有两个助手。
- Keywords helical structure;plane equation;dihedral angle; 螺旋结构;平面方程;二面角;
- Kindly send us two samples of each class quote for. 报价时，请对每一个等级的各寄两个样品。
- The two boys decided to play truant and go fishing. 这两个男孩决定逃学去钓鱼。
- A small adjustment will equalize the temperature in the two rooms. 稍作些调节就会使两间房内的温度相等。
