Here, the first string is defined with a pair of single quotes. The second one USES a pair of double quotes.
这里，第一个字符串使用一对单引号定义，第二个字符串使用一对双引号定义。
Step 2: To perform a single step of an evaluation, W3Eval finds the operator with the highest priority inside the deepest nested pair of parentheses.
步骤2：要实现求值的单步执行，W3Eval 在嵌套最深的那对括号中找出优先级最高的操作符。
You may have only 15, and you use every single pair instead of thinking: Why the heck do I have 3 pairs of the same shoe in different colours?
反之，你可能只有15双鞋，而你在穿每一双鞋的时候再也不用去想， 搞什么鬼，为什么我会有三双颜色不同样式相同的鞋？
A single pair of beams does not, however, produce a useful image. To do that requires scanning the object beam through the target about a hundred different ways.
不过仅利用一对光束并不能得到有用的图像，还需要从大约100个不同的角度让物体光束扫描目标。
He's seen it in a pair of birds dozing side by side in the zoo and in a single pet bird sleeping by a mirror.
他在动物园里的一对并排打盹的鸟和一只在镜子旁睡觉的宠物鸟身上看到过。
Single screw compressor cylinder by a screw and two symmetrical layout of the plane composed of stars round of meshing pair, installed in the chassis.
单螺杆压缩机由一个圆柱螺杆和两个对称布置的平面星轮组成啮合副，装在机壳内。
The model is used to understand a series of formulae, for example, mean single tooth stiffness, gear pair mesh synthesizing stiffness, effective mass, nature frequency and critical rotating speed.
根据这一振动模型，推导了齿轮副的平均单齿刚度、单对轮齿啮合综合刚度、有效质量、固有频率与临界转速等一系列计算公式。
A shoemaker, through no fault of his own, had become so poor that he had only leather enough for a single pair of shoes.
从前有个平凡的鞋匠，家里穷得只剩做一双鞋子用的皮革了。
Like a synchronous service proxy, the pair of message queues ACTS as a single address the consumer USES to invoke the service, regardless of how many providers may be listening, as shown in Figure 5.
与同步消息代理一样，这一对消息队列担当使用者用来调用服务的单个地址，而不管多少提供者可能正在侦听，如图5所示。
So far, the examples shown employ a single instance of Pipe Viewer as the producer or consumer in a pair of commands.
到目前为止，示例都是使用PipeViewer的单一实例作为一对命令中的生成者或消费者。
Like the standard TIE, the interceptor has a ball-shaped single-pilot cockpit suspended between a pair of bracing arms.
跟标准的TIE战斗机一样，截击机的球形单人驾驶舱悬挂在一对支撑臂中间。
Allelic exclusion --- In immunogenetics, the observation that only one of the pair of parental alleles for each H chain and L chain of an immunoglobulin molecule is expressed within a single cell.
等位基因排斥：免疫球蛋白的杂合子只表达一对等位基因中的一个的现象。
You can't separate a single water molecule from its fellows with a tiny pair of tweezers, so isolating it in a carbon cage may reveal new secrets about the intrinsic nature of a lone H2O.
你不可能通过一把小镊子把单个水分子从它的同伴中分离，因此利用一个“碳分子笼”将单个水分子隔离可能会揭示出单h2o分子的本质秘密。
As a very crude approach to reconstructing a scan raster on the TV tube, these pulses can be stripped off and individually utilized to trigger a pair of single sweep generators.
作为一种非常粗糙的重建电视显像管扫描光栅的方法，这些脉冲可以剥离出来单独用于触发一对扫描发生器。
We'd like to run a fibre out there, but it would only be a single pair, " says Scammel, adding that Sohonet was originally set up because the telcos couldn't offer the kind of niche service he does.
我们希望运营一条去那的线路，但将只是单对的光纤，”斯科梅尔说，并且补充说索霍网络最初建立就是因为电信运营商不能提供这种小众服务。
Figure 3 shows the first example of this type, with the same XML document structure bound to a single class rather than the pair of classes used previously.
图3显示了该类型的第一个示例，它将相同的XML文档结构绑定到单个类，而不是以前使用的两个类。
When merging two versions of a model where the alias has been modified, the revision now shows as a single Modify change rather than an Add and Delete pair of changes.
当您在合并别名发生过变动的模型的两个版本时，新版本现在将会作为单个的编辑更改显示，而不是更改的添加和删除显示。
For matched bearings mounted immediately adjacent to each other, the reference speed for the bearing pair is some 20 % lower than for a single bearing.
对于紧靠在一起安装的配对轴承，配对轴承的额定速度比单个轴承低20%左右。
In character strings, each byte or pair of bytes represents a single alphabetic letter, special character, or number.
在字符串中，每个字节或每对字节代表单个字母、特殊字符或数字。
Managing a single network is easier and cheaper than struggling to cope with multiple networks, each geared for a specific service, such as the "twisted-pair" wires upon which voice calls travel.
运营多个网络并使每个网络针对某种特定服务，例如用于传送语音电话的双绞线，难度大，费用高，与此相比，管理单个网络相对容易而且费用偏低。
If a field has a single value, a simple accessor adds the (key, value) pair to the document.
如果字段有单个值，则简单的访问程序将把(关键字，值)对添加到文档中。
Other CARDS, such as the Model 7700 20-channel Differential Multiplexer Module, use latching relays, and the offset voltage is the same whether the poles are used as a single pole or as a pair.
其它开关卡，例如7700型20通道差分复用模块，采用的是闭锁型继电器，无论是成对还是单独使用一个闸刀，偏移电压都是相同的。
The disadvantage of conventional processing method was discussed deeply and a novel signal-processing method based on looking-up table was proposed to improve accuracy of the single pair-pole encoder.
针对单对磁极编码器，深入分析了传统处理方式上存在的缺陷，提出一种基于标定查表的信号处理方式。
They bought every single one of these guests a pair of new shoes for a party favor.
他们给每一位客人都买了一双新鞋，作为聚会的礼物。
There is a single method to implement called map (which is parameterized based on the types of the (key,value) pair that are the input).
这里有一个名为 map的简单实现方法，该方法基于输入 (key,value) 对的类型进行参数化。
Instead a single strand of DNA can be read, one base pair at a time, and without the need for labelling.
仅仅一条DNA链就可以被识读出来，一次一个碱基对，不需要带上标识。
The flow cell is connected to the analyzer by a single pair of fiber optic cables allowing the analyzer to be located as close to or far from the process as desired.
流体槽通过一对光纤电缆与分析仪相连接，使得分析仪可根据现场作业情况灵活调节安装位置。
The flow cell is connected to the analyzer by a single pair of fiber optic cables allowing the analyzer to be located as close to or far from the process as desired.
流体槽通过一对光纤电缆与分析仪相连接，使得分析仪可根据现场作业情况灵活调节安装位置。
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