All forms of engineering rely on models to understand complex, real-world systems.
工程中的所有工作形式都依赖模型来理解复杂的、真实世界的系统。
Web-based technologies introduce other challenges to supporting real-world systems.
基于Web的技术为支持现实世界系统引入了其他挑战。
The stochastic behavior of real-world systems is often difficult to understand or predict.
人们常常难以理解或预知实际系统的随机行为。
There are a number of different types of biometric authentication that are used in real-world systems.
在现实世界系统中使用的生物认证有许多不同的类型。
It is now very common for real-world systems to transmit messages in XML formats through various flavors of Service-Oriented Architecture (SOA).
现在，对于实际的系统，通过各种面向服务的架构(SOA)传输xml格式的消息是极为常见的。
Nodes' importance is often concerned in many real world systems, such as economic systems with social relation structure and communication networks.
在具有社会关系结构的经济系统及通讯网络系统等许多现实的系统中，人们经常关注节点集在系统中的重要性问题。
This class of systems can often describe more precisely the continuous dynamics and discrete dynamics as well as their interactions in real-world systems.
这类系统更能准确刻画实际系统中模糊特性、连续动态和离散动态的相互作用及运动行为。
The lesson was taught long ago in the other world systems that have naturally changed into the empty and awake, and are here now smiling in our smile and scowling in our scowl.
在已自然地变成空与醒的其他世界秩序中很久前这一课就上了，此刻它在我们的微笑中微笑在我们皱眉时皱眉。
With this array of input or stimulus options, coupled with capable computational and networking functions, Android becomes an attractive platform for building real-world systems.
有了输入或模拟选项数组，以及高级计算和互联功能，Android成为构建实际系统的最佳平台。
All business applications and most real-world systems fall into this category. These systems, based on their interaction with other external systems, process three types of changes.
所有的业务应用和绝大多数现实世界的系统都归于此类。
This example may seem trivial and unrealistic; however, in complex, real-world systems with many classes, situations like this can happen when classes are missed during packaging or deployment.
这个示例看起来可能价值不大、也不真实，但是，在复杂的有许多类的真实系统中，会因为类在打包或部署期间的遗失而发生这类情况。
Twenty-four-hour news, e-commerce, mobile phones, Global Positioning Systems, all these are making the world smaller and faster.
24小时新闻、电子商务、移动电话、全球定位系统，所有这些都正在使世界变得更小、发展得更快。
Today we live in a world where GPS systems, digital maps, and other navigation apps are available on our smartphones.
今天，在我们所生活的世界中，全球定位系统、数字地图和其他导航应用程序都可以在智能手机上使用。
Today we live in a world where GPS systems, digital maps, and other navigation apps are available on our smart phones.
今天，我们生活在一个可以在智能手机上使用 GPS系统、数字地图和其他导航应用程序的世界。
With surging obesity levels putting increasing strain on public health systems, governments around the world have begun to toy with the idea of taxing sugar as well.
随着不断增长的肥胖率给公共健康系统带来越来越大的压力，世界各国政府已经开始考虑对糖也进行征税。
These systems are right on the boundary between stable, orderly behavior and the unpredictable world of chaos, as exemplified by turbulence.
这些系统正好处于稳定、有序行为和不可预测的混沌世界（如乱流）之间的边界上。
In some ways, it's not so different to science, where we are constantly looking for systems and decoding meaning so that we can view and appreciate the world in a new way.
在某些方面，它与科学并没有太大的不同，在科学中，我们不断地寻找系统和解码意义，这样我们就可以用一种新的方式来看待和欣赏这个世界。
He points out that both Hong Kong and Zurich have managed to make a success of their rail systems, heavy and light respectively, though there are few cities in the world as hilly.
他指出，尽管世界上很少有城市像香港和苏黎世那样多山，但香港和苏黎世都成功地建设了各自的轻铁和重铁系统。
Looking at the basic biological systems, the world is not doing very well.
地球在基础的生物系统方面的状况并不是很乐观。
Prisons are no longer the grim forbidding places they used to be. Social welfare systems are in operation in many parts of the world.
监狱不再是过去那种可怕的令人生畏的地方。
The Digital World is a set of volumes that aim to describe how digital systems influence society and help readers understand the nature of digital systems and their many interacting parts.
《数字世界》丛书旨在描述数字系统如何影响社会，并帮助读者理解数字系统的本质及其众多交互部分。
In the voice systems world, the term lexicon means the set of words for which a recognition engine has access to pronunciations.
在语音系统世界里，词典这个术语表示一组词，识别引擎具有对这些词的发音的访问权。
Obviously, the world of software and systems delivery isn't what it was in 1981, and it continues to change at an astonishing pace.
很显然，当今软件和系统交付的世界不再是1981年代状况，它正以惊人的速度在不断变化着。
That's why people in Denmark ride bikes or use one of the best public transport systems in the world.
这就是丹麦人骑自行车的原因，也就是丹麦拥有世界上最好的公共交通系统的原因。
Through their stories, Walldrop introduces the reader to the wonderful and profound world of complex systems.
从他们的故事中沃尔德·洛普向我们介绍了精彩的深奥的复杂性系统的世界。
As much as some of us dream of a world where all the computing systems are homogeneous, the world has been, is, and will be running heterogeneous systems and services.
尽管很多人梦想着在一个简单的世界，所有的计算机都运行同样的系统。然而这个世界过去是，现在是，将来也一定是运行着各种不同的系统和服务的。
“In the real world, the mechanical systems may have problems, so that increases energy use,” Mr.Frankel said, adding that keeping track of energy use is rarely a priority for owners.
“在现实世界中，力学系统会出现问题，这将增加能耗，”弗兰克尔先生说，同时补充道，很少有业主把跟踪能耗当作头等事。
Finland has one of the best educational systems in the world and high levels of human capital.
芬兰拥有世界上最好的教育体系和高水平的人力资本。
France boasts one of the most advanced and successful public education systems in the world.
法国是世界上公共教育体系最发达，最完善的国家之一。
Around the world, electric power systems that have added significant amounts of renewable energy to the grid require both costly and creative solutions.
世界上，电力系统为电网带来了大量的可再生能源，而这种电网要求的解决方案不仅造价高而且还得具有创造性。
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