Here is the mystery: What looks like two strands requires a third. The third strand, though not immediately evident, keeps the strands tightly woven.
奥秘之处就是在此：辫子看起来是两束头发，其实需要第三束，虽然不是很明显，却使发束紧紧编织在一起。
The damage, known as inter-strand crosslinks, occurs when the two strands of the double helix are linked together, blocking replication and transcription.
这种损伤被称为链间交联，通常发生在双螺旋的两根链连接的时候，能抑制DNA复制和转录。
Information is collected through the use of special rotating antennae found on the two strands that form the helix and located where each strand intersects with its four ladders.
通过使用在二条里发现的特别旋转天线收集信息，二条形成螺旋状用它的四个阶梯固定在每条横断面上。
In Suruga Bay, a strand of whip coral provides habitat for two shrimps, camouflaged among the polyps.
在骏河湾，一串鞭状珊瑚为藏在水螅中的两只虾提供了栖息地。
In Suruga Bay a strand of whip coral provides habitat for two shrimps, camouflaged among the polyps.
在骏河湾，一串鞭珊瑚为伪装后藏在珊瑚虫中的两只虾提供了栖息地。
If the device detected a chemical or a certain combination of the two chemicals, then the strand of RNA was left alone, which produced the green glowing protein.
如果该设备探测到一种化学药品或两种化学药品的某一组合，这段RNA就保持不变，从而生成发绿光的蛋白质。
The staples bring two distant parts of the DNA strand together so that it folds.
这些短链dna将长链dna的两端缠在一起，这样长链dna就折叠起来了。
They met every two weeks at the Crown and Anchor Tavern in the Strand.
成员们每隔两周都会在位于海滨的“皇冠·锚酒馆”聚会。
On average one strand of hair can support about three and one-half ounces, or about the weight of two candy bars.
一缕头发平均能承受3.5盎司的重量，那相当于两根棒棒糖的重量。
For one of the two DNA strands, a problem exists in that the very end of the strand cannot be copied.
对于双链DNA分子中的一条，出现了一个问题，那就是此链的末端无法被复制。
Construction is solved with wooden joists, concrete base, oriented strand boards, wooden or steel staircases and two Windows.
施工材料包括了木搁栅、混凝土底座、定向结构板、木制或钢制楼梯和两个窗户。
The movement of slabs in reheating furnace from two-strand thin slab continuous caster operations is discussed.
讨论了两流薄板坯连铸连轧作业时铸坯在加热炉内的运动情况。
The efficiency of this strand invasion can be further enhanced by using two homopyrimidine PNA oligomers connected via a flexible linker.
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。
Objective: To quickly detect two pathogenic bacteria strains of food poisoning by single strand conformation polymorphism (SSCP) assay.
目的：利用单链构象多态性(SSCP)对两起食物中毒的致病菌进行快速分析。
This system can solve the dynamic schedule problem of two-strand thin slab casting and rolling and optimize production management.
该调度系统可以较好地解决两流薄板坯连铸连轧流程的动态调度问题，进一步优化生产组织。
Schedule rules for two-strand thin slab casting and rolling were established.
首先建立了两流薄板坯连铸连轧流程生产调度规则库。
Two forms of DNA damage caused by peroxynitrite are DNA base modification and DNA single strand breakage.
过亚硝酸根对DNA的损伤主要有两种形式：dna碱基修饰与dna单链断裂。
Based on characteristics of concaster and strand field, the total length of strand along casting direction is divided into two parts - upper and lower calculated part.
根据连铸机特点和铸流场特性，在拉坯方向上将整个铸流长度划分为上部计算域和下部计算域。
The feeding system from coil of this model , for single or double strand, by means of two motorized and braked pay-offs, is controlled by computer to adjust the feeding speed.
本机型配有两个放线架，可适合于单线和双线加工，由计算机控制、电机驱动和制动来调节放线速度。
But it appeared that for one of the two DNA strands, the very end of the strand (the last few pages of the "book"), couldn't be copied.
但是对于对于两条DNA序列的一条来说，链的末端(书本的最后几页)不能被复制。但是现在发现这其实也不尽然。
Angelic Humans have three strand of DNA fully activated, in opposition of a pure Human Being DNA which have just two helix fully activated.
天使人类有三对DNA完整启动，相对的在纯人类生命dna只有二个螺旋完整启动。
Thus in this paper a two-dimension thermal elastoplastic and creep stress (TEPC) model for thin slab strand is developed.
针对这一目的，文中建立了薄板坯连铸二维热弹塑性蠕变应力(TE PC)模型。
We own a large scale with weveral lines of glass to final products which including three lines of chopped strand mat and two lines of woven roving, etc.
拥有从拉丝到终端的一条龙保障系统。其中包括三条短切毡生产线，两条针织毡生产线等。
Part 1 has dealt with the theoretical aspects of the modified two-strand spinning system.
第1部分已处理的修改两个绞线纺系统理论方面。
The beaded preforms may be comprised of a filaments (single strand of beads) and mats (two-dimensional and three dimensional arrays of beads).
带珠的预制坯可以由丝（一串珠）和席片（两维和三维阵列 的珠）构成。
In this final part of the series, modified two-strand spun yarns are produced on a modified Sirospun system.
在一系列的这最后一部分修改两个绞线绢纱生产改性络系统上。
In this final part of the series, modified two-strand spun yarns are produced on a modified Sirospun system.
在一系列的这最后一部分修改两个绞线绢纱生产改性络系统上。
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