双螺旋的

The author reviews the science and technology history home and abroad,and introduces the neoteric revolution in this field,focusing on the four scientific discoveries-the Big Bang,the quark model in material structure,the plate structure,and the DNA double helix structure-and the five technological invention-nuclear technology,space technology,information technology,biotechnology and nanometer technology-in the 20th century and their academic base of theory of relativity and quantum mechanics;and the writer...

回顾了中国和世界科学技术发展的基本历程；介绍了近代的科学革命和技术革命；重点论述了20世纪科学发现和技术发明的理论基础是相对论和量子力学，以及20世纪的四大科学发现——宇宙大爆炸理论、物质结构夸克模型、大地构造板块学说和DNA双螺旋结构和五大技术发明——核技术、空天技术、信息技术、生物技术和纳米技术；展望了21世纪科技发展前途；提供了油气开发与利用的信息。

But under the insertion effect model, and since ssDNA does not have the double-helical struacutre of dsDNA, clinafloxacin does not show any fluorescence quenching effect.

在静电作用模式下，克林沙星与DNA骨架上的磷酸基团发生作用，其对ssDNA和dsDNA的猝灭程度应相等，而在插入作用模式下，ssDNA没有dsDNA的双螺旋结构，克林沙星应不对其发生猝灭作用。

These patterns repeat in time and are part of sacred geometry - Golden Mean - Phi - Spiraling movement of consciousness.

在时间上这个模式不断重复和是神的几何学的部分-黄金分割-双-意识的螺旋运动。

A transmissive electr-onmicroscope is used to study the appearance and molecular weight of the monomolecules of xanthan.

认为黄原胶分子在一般情况下具有较规则的二、三、四级结构，论述了其初、高级结构之间的关系，得出了黄原胶分子是由40余个亚基组成的右手双螺旋这一结论，计算出其分子量为6×10~6至25×10~6。

This paper briefly illustrates the construction of multifunctional roller refiner and expounds the principles and working properties of the parallel,joggling and parallel spinning double helix rollers in pulp refining.

要本文简述了辊式多功能磨浆机的结构；探讨了平行、啮合、同向旋转双螺旋辊磨解浆料的机理和工作特征；列举了它在制浆造纸工业中的应用实例。

As RNA polymerase moves along the DNA template, it unwinds the duplex at the front of the bubble, and rewinds the DNA at the back. The length of the transcription

当RNA聚合酶沿DNA模板移动时，它打开泡前的DNA双螺旋，并在复链点使DNA复原，转录泡的长度随增长反应阶段而异，在12-20bp之间，但其中的RNA-DNA杂交体区域比这个长度要短。

Outer boxes Genes of interest are shown around the ring as operons for sulfate reduction, carbon fixation via acetyl-CoA synthesis pathway, and nitrogen fixation.

在单股DNA链中，碱基之间的相互作用是一个堆叠在另一个之上，而且在双螺旋中，两个互补单股的碱基对之间的氢键发挥了关键作用。

The changes of state and community relations will inevitably lead to changes in the morphology of government.

国家与社会关系是理解政治生活的&双螺旋图&[1]36-38。国家与社会关系的变化必然导致政府形态的变迁。

the construction of the double helix model of DNA is the most important biological discovery in 20th century, and it has laid the foundation for modern molecular biology successfully.

DNA 双螺旋模型的建成是20世纪生物学领域极为重要的发现，它为现代分子生物学的发展奠定了基础。

Technology innovation is an emergence out of the complex interaction of the actors and elements of innovation. It is also the outcome of the double helix structure of technology development and application innovation.

科技创新是各创新主体、创新要素交互复杂作用下的一种复杂涌现现象，是技术进步与应用创新的&双螺旋结构&共同演进的产物。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了