It shows a high a-helix structure.
螺旋结构含量高。
From the STMimages, we could see clearly the helix pitch and helix diameter of helix structure.
由STM图象中我们能清晰地观察到螺旋结构的螺距与螺径。
The DNA is made up of two pieces of nucleotide chains, which is double helix structure with complementary pairing of the bases and winding each other.
沃森一起为脱氧核糖核酸的分子结构提出了双螺旋这种 螺旋模型。
An article on the letters was published Wednesday in the journal Nature, focusing on those related to the discovery of DNA's double helix structure in 1953.
信件里的一段文章在周三由自然杂志刊发，内容侧重于与1953dna双螺旋结构的发现有相关的模型。
The firstthree positions were filled by medical inventions or discoveries,the X-ray machine being followed by the discoveries of penicillinand the DNA double helix structure。
排在榜单三甲位置的发明都是医学领域的重大发明或发现。紧随X光机之后的是盘尼西林(青霉素)的发明，以及DNA双螺旋结构的发现。
Whether we really understand DNA is debatable, but Francis Crick and James D. Watson published the first of many papers describing the double helix structure on this day in 1953.
我们是否真正了解了DNA仍值得商榷，但1953年的这一天，弗朗西斯·克里克(Francis Crick)和詹姆斯·d·沃森发表了系列论文的第一篇，阐述了DNA的双螺旋结构。
Just like does not have the DNA double helix structure discovery, has not inherited the transmission transmission the central dogma, also does not have today's molecular biology.
正如没有DNA双螺旋结构的发现，就没有遗传传达传递的中心法则，也就没有今天的分子生物学。
Structurally, DNA is composed of two strands that intertwine to form a spring-like structure called the double helix.
从结构上讲，DNA是由两条链相互缠绕构成弹簧状结构称为双螺旋。
Maryland-based Tilley warns against using English ivy (Hedera helix), which adheres tenaciously and is aggressive enough to move beyond its support structure and enter a building through windows.
马里兰的Tilley提醒不要栽植英国常春藤（洋常春藤），它会顽强附在支撑结构上并凶猛地越过支撑结构从窗户进入到建筑物内。
He'd also provided Watson, without Franklin's knowledge, with her key photograph, which showed — for the first time — the double-helix shape that underlies the structure of DNA.
他并且背着弗兰克林，把她拍摄的关键照片提供给沃森，这张照片表明——第一次表明——构成DNA结构的是双螺旋状态。
In precursors, clear layer structures are observed, especially some regular single and double helix nano rod, which are noble self-assemble structure.
前驱体中有多孔结构、良好的层状结构、特别是非常规则的单螺旋及双螺旋纳米棒，是比较新颖的一种纳米自组装结构。
The relationship between structure and rotatory direction of 1, 2-disubstituted ferrocene and its derivatives is analyzed based on the helix theory proposed by the authors.
根据笔者所提出的螺旋理论，对1,2 -二取代二茂铁及其衍生物的结构与旋光方向间的关系进行了分析。
There are many helixes of dihedral Angle, and the whole skeleton forms a large helix in the structure of the rotatory isomer.
其结构中包含许多二面角螺旋，而且具有旋光性的异构体，其结构的整体骨架也构成一个大的螺旋。
Particularly when it comes to its structure — the stuff beyond the double helix.
尤其是对它结构(双螺旋线以外的结构)的研究。
The column helix compress springs contains the ending ring and rubdown structure.
使用此方法生成的圆柱螺旋压缩弹簧实体可包含收尾圈及磨平结构。
The second structure of LGBP has 10 % helix, 17 % sheet, 21 % turn and 53 % coil.
该蛋白的二级结构包含螺旋构象10%、折叠构象17%、转角构象21%及无规则卷曲53%。
The double taper helix slow wave structure is one of the most widely used slow wave structures in space TWT.
双渐变螺旋线慢波结构是空间行波管中使用最广的慢波结构之一。
The equipment has been used to assemble helix-type slow-wave structure packages, and can meet the requirements of the manufacture of TWTs.
本文提出了一种用于行波管螺旋慢波组件的挤压新方法并自制了相应的冷挤压设备样机。
Then, we analyze the field-distribution in the High-frequency structure with helix cavity and gain the distribution function in the interaction space.
接着，对螺旋腔高频结构的场分布进行了深入的分析，得出了互作用空间的高频场表达式。
The invention provides an automatic double helix turning and setting device of side row stand seat with the advantages of simple structure, high transmission accuracy, and low failure rate.
本发明提供一种结构简单、传动精度高、故障率低的双螺旋副整排看台座椅自动翻放装置。
Structure for the straight screw, single screw, a warhead double-helix single screw, twin screw three.
结构为直螺旋，有弹头单螺、双头单螺、双头双螺三种。
Structure for the straight screw, single screw, a warhead double-helix single screw, twin screw three.
结构为直螺旋，有弹头单螺、双头单螺、双头双螺三种。
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