查询词典 helix

Through used in cylindrical helix spring, it is shown that this method is simple and effective.

实例结果表明，该方法简便可行，可为圆柱螺旋压缩弹簧以及其他产品的设计提供一种新的方法。

The cDNA has 752bp and encodes a protein of 216 amino acids. Thenascent Src l contained a signal peptide of 19 amino acids, a propart of 19 amino acidsand a 178-amino-acid mature Src l. The characteristic amphiphilic α-helix of cytolysin islocated at the N-terminus of the mature Src l.

根据文库的EST序列设计引物，从玫瑰红绿海葵克隆到一全长cDNA序列，命名为Src I，利用生物信息学方法对其进行了分析，结果表明，该cDNA序列编码一个216个氨基酸的海葵细胞毒素前体蛋白，它包括19个氨基酸的信号肽、19个氨基酸的propart motif和178个氨基酸的成熟蛋白。

The strands of the plot are darkly and deftly intertwined like the DNA helix of the killer....

股黑暗的剧情和巧妙的交织在一起的DNA螺旋一样的杀手

Denaturation A process that causes unfolding of the peptide chain of proteins or of the double helix of DNA.

变性：可以使蛋白质的多肽链或 DNA 的双螺旋解开的一个过程。

The bases in different environment can lead to different site energies, because of the double helix structure and base sequence in DNA.

由于DNA的双螺旋结构和碱基序列的排列，碱基的不同所处环境，会导致其位点能量的不同。

Reagents and so on temperature, organic solvent, potential of hydrogen, urea, amide may cause the DNA member to denaturate, even if hydrogen bond break between the DNA duplet bond's, the double helix structure unties.

温度、有机溶剂、酸碱度、尿素、酰胺等试剂都可以引起DNA分子变性，即使得DNA双键间的氢键断裂，双螺旋结构解开。

We find that to form a helix, the Euler angle must be a constant determined by the spontaneous curvatures.

我们发现要形成螺旋形，Euler角必须为常数并由自然曲率所决定。

Due to specific geometry of the fluted helix surface, sub-cooled boiling can be realized on the interface of the rising film.

由于刻槽管特殊的几何结构，液膜表面能实现欠热蒸发和过冷沸腾。

AIM:To localize the expression of forkhead/winged helix transcription factor (FOXP3) gene in different types of pathological lung tissues and explore its biological role in pathogenesis of human lung cancer.

目的： 检测核转录因子FOXP3在不同病变肺组织中的表达，分析CD4+ CD25+调节性T细胞在不同病变肺组织中的浸润情况，并进一步探讨不同病理类型的肺癌组织中FOXP3表达的异同。

Objective To present gene and protein expressions of forkhead/winged helix transcription factor (Foxp3) in the liver of BXSB mice and to explore potential roles of regulatory T cell in pathogenesis of hepatic lesions in BXSB mice.

目的 观察叉状头／翅膀状螺旋转录因子(Foxp3)在BXSB狼疮小鼠肝脏的表达，探索调节性T细胞在狼疮肝损害中的可能作用机制。

Hanna: That's over now, isn't it?

都结束了，对吗

You must be ill. You look so pale.

你一定是病了，你的脸色苍白。