S链是双义的，大约3.4kb大小。
这是链间耦合对共轭聚合物中双激子的反向极化作用。
It's the effect of interchain coupling on the inversed polarization of a biexciton in conjugated polymers.
铁路（公司）也因技术改进而受益，例如双垛轨道车，而且有更好的软件管理全部机车和供应链。
Railways have benefited from such technological improvements as double-stacked rail cars and better software for managing both rolling stock and supply chains.
哺乳动物细胞只能识别单链RNA,如果细胞的防御机制发现了双链RNA就会破坏它以保护机体不受病毒的感染。
Mammalian cells make only the single-stranded variety. If a cell’s defence mechanisms detect double-stranded RNA they destroy it, to protect against infection.
重组酶与核酸酶不同，它剪断基因的双链，然后在断点的周围等候。
Unlike nucleases, recombinases cut a double-stranded piece of DNA and then wait around on the exposed ends.
哺乳动物细胞对双链RNA不识别意味着可用短发卡RNA来阻断信使RNA,从而使相应基因的信号无法传递。
This aversity to double-stranded RNA means short hairpins can be used to knock out the messengers, thus nullifying the signal from the underlying gene.
而在通过DNA双链密集层后，多达60%的电子发生了极化。
However, after travelling through the DNA, the electrons became polarized by as much as 60%.
1998年，科学家发现了RNAi，这是一种原始生物用来检测和摧毁病毒的双链rna和任何携带病毒的mRNA的机制。
In 1998, scientists identified RNAi, a mechanism that primitive organisms use to detect and destroy virus's double-stranded RNA and any viral mRNA.
Cerepro被固定在一个腺病毒(一种能够携带双链形式的DNA病毒)上来传染基因，这个基因负责产生胸苷激酶这种蛋白质。
Cerepro harnesses an adenovirus, a type of virus which carries its DNA in double-stranded form, to transmit a gene responsible for the production of a protein called thymidine kinase.
当疼痛让你在床上来回翻滚，双肘顶紧床垫以得到支持时，你一般不会想到你自己是处于食物链的顶端。
When it hurts just to wriggle up in bed, elbows digging into the mattress for support, you generally don't think of yourself as sitting atop the food chain.
在这一过程中，病毒创建长链的双链rna，这一结构在人体和其他动物体细胞中没有发现。
During this process, the viruses create long strings of double-stranded RNA (dsRNA), which is not found in human or other animal cells.
在每一次实验中，注射携带了一种遗传密码的双链rna都导致了包含这种密码的基因的关闭。
In every experiment, injection of double-stranded RNA carrying a genetic code led to silencing of the gene containing that particular code.
每个密码子是特异的三核苷酸序列（双链DNA状况下为三个三核苷酸对），每个密码子编码蛋白质的一个氨基酸单位。
Each codon is a specific sequence of three nucleotides (three nucleotide pairs in double-stranded DNA), and each codon codes for a single amino acid unit in a protein.
这种三螺旋体的稳定性极高，以至于在同型嘧啶PNA靶向双链DNA嘌呤道时，能取代其中一条DNA链侵入双螺旋。
The stability of these triple helixes is so high that homopyrimidine PNA targeted to purine tracts of dsDNA invades the duplex by displacing one of the DNA strands.
他精通像双枪那样的远程武器、像带刺链枷那样的近战武器和像能量流星锤那样的投掷武器。
He was proficient with ranged weapons like his twin blasters, melee weapons like a spiked flail, and thrown weapons like a set of energized bolas.
所产生的通道使得它们能够通过细胞膜移动单链和双链dna。
The resulting channel enabled them to move both single - and double-stranded DNA through the membrane.
如果使用由一个灵活的连接物结合的双同型嘧啶PNA寡聚体，这种链侵入作用的效率可进一步提高。
The efficiency of this strand invasion can be further enhanced by using two homopyrimidine PNA oligomers connected via a flexible linker.
DNA是一种像螺旋阶梯样形状的双链分子。
DNA is a double stranded molecule shaped like a spiral staircase.
会不会是这个双链rna分子关闭了携带相关遗传密码的基因？
Could it be that such a double-stranded RNA molecule silences the gene carrying the same code as this particular RNA?
本文报导一种以分析病毒双链RNA为依据，检测苹果潜隐性病毒的新方法。
This paper reports a new method based on double-stranded RNA (ds RNA) analysis for detection of apple latent viruses.
从简单的骨绑定的人物到极其复杂的双足骨骼IK骨骼链混合绑定和驱动程序控制器。
From simple bone-rigged characters to extremely complex RIGS mixing a Biped skeleton with IK-driven bone chains and procedural controllers.
结论与双链探针比较，单链探针的应用可以明显提高RDPCR技术杂交的敏感性及特异性。
Conclusion in comparison with ds probes, the application of ss probes can increase the hybridization sensitivity and specificity of RDPCR.
上部区段，由传动链轮及带有轨道(双排链)的上部机壳、卸料口组成。
Upper section composed of driving sprocket upper casing with rails (double chain) and discharging outlet.
阻尼和外电场的作用使得带有非对称双阱势的氢键链存在扭结孤子激发。
The damping force and the external electric field caused the kink soliton excitation in a hydrogen bonded chain with asymmetric double well potentials.
这是断裂的双链终端被缝合而不遵守其原来的序列。
Here, the broken, double-stranded ends are stitched back together without regard to the original sequence.
实验结果表明，甲萘威可以嵌入小牛胸腺DNA的双链中形成DNA加合物，从而使甲萘威的荧光光谱发生猝灭。
The experimental results showed that the carbaryl can be intercalated into the twin-screw structure of calf thymus DNA, forming ctDNA-carbaryl adducts.
此方案以估计出的位置角为反馈量，采用闭环双积分结构，分别估计了定子磁链的幅值和相位。
The amplitude and phase is estimated respectively through a double integrator close-loop, in stead of vector of flux, with angular and speed as feedback.
目的近年来，双链rna介导的基因沉默(RNA干扰)已在许多动植物中发现，并成为研究基因功能的强有力的工具。
Objective Recently, a naturally occurring gene silencing mechanism triggered by double-stranded RNA (dsRNA), RNA interference (RNAi), has been described in a number of species including Drosophila.
目的近年来，双链rna介导的基因沉默(RNA干扰)已在许多动植物中发现，并成为研究基因功能的强有力的工具。
Objective Recently, a naturally occurring gene silencing mechanism triggered by double-stranded RNA (dsRNA), RNA interference (RNAi), has been described in a number of species including Drosophila.
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