The physical data model gives you a picture of your database entities and lets you make decisions, then execute them on your current database model.
物理数据模型可以提供数据库实体的视图，您可以做出设计决策，然后在当前的数据库模型中实现这些决策。
In our current picture, as every galaxy forms and collapses, it has a brief quasar phase.
在我们目前所掌握的星系建立和毁灭的图景中，存在着一个短暂的类星体阶段。
To choose the right messaging solution for your needs, it helps to have a good picture of both your current enterprise makeup and where it's headed in the future.
为了根据您的需求选择适当的消息传递解决方案，首先应该对您企业当前的组成结构以及将来的发展趋势有一个清醒的认识。
Overall, the problem with working ahead is that it assumes your understanding of the current picture is near perfect.
总之，提前工作所带来的问题是它假设您对当前景象的理解是近乎完美的。
With a few firms sporting huge losses, weighting the gains and losses by market value gives a much better picture of the market's current valuation.
在有一些上市公司遭受巨大亏损的情况下，用市值比例来计算盈利和亏损能较好地反映市场目前的估值。
This is my earlier (and current) conclusion after investigating various data models and studying how XML fits into the picture.
这是我在研究了各种数据模型并了解XML是如何成为其中一部分以前(以及目前)而得出的结论。
After the requirements are collected, a "big picture" is to be drawn, the software architecture which represents the current understanding of the product to be built.
收集完需求之后，要有一个“大局观”，软件架构代表了当前对该产品的认识。
Many other resources such as Pdf, picture, video also couldn't be efficiently integrated in current search engine.
其他格式的一些资源，比如pdf、图片和视频，也同样无法有效地被现在的搜索引擎收录。
When the current picture and its related requirements change, we have to scrap a significant amount of work, thus increasing the cost of development and lowering morale.
当当前的景象和与其相关的需求改变时，我们不得不废掉相当大量的工作，因此增加了开发成本并降低了士气。
This picture should be constantly updated as the underlying data changes, so the user understands not only the current state of the problem domain but also how changes affect the domain.
这一情景应当随着基础数据的变化而时时更新，这样，用户不但能够理解问题领域的现状，也能知道各项变化是如何影响该领域的。
Historically, movies have been developed slowly, and seldom tackled current events, as circumstances, interest and the national mood would often change in the years it took get a picture on track.
从历史上看，电影总是表现得滞后一些，而且很少反映当下发生的事件，因为环境、兴趣点和国民情绪通常在电影制作过程中的几年内已经发生改变。
It means considering the big picture and testing the boundaries of current assumptions.
这意味着需要考虑全局，并验证当前假设的边界。
The picture for Google's current legal troubles is also unclear.
而且，谷歌眼下的法律问题仍不明朗。
Even better, it will update the user's profile picture to match their current online avatar and most recent status update.
更好的是，可以及时更新用户的在线头像及最近的状态。
Step back from the current turmoil, however, and a more encouraging picture emerges.
然而，如果把目前的混乱搁置一旁，以旁观者的角度看，就会出现一幅更加振奋人心的画面。
The system can take a picture of the user's face, "without a flash, any noise, or any indication that a picture is being taken to prevent the current user from knowing he is being photographed";
此系统能为用户面部照相，“无声无息无闪光，也没有任何提示，当前用户根本不知道自己已经被留影了”；
We have a very good picture of current chains of transmission, and know how to break them.
我们对目前的传播链有了很好的了解，并且知道如何将其阻断。
Video, replaying, transferring, The system adopts MPEG-4 mode, it can get the higher picture quality, the lower data current, the higher efficiency.
本系统采用MPEG-4编码方式，可以达到更高的画质、更低的数据流、更高的效率。
This paper introduces the construction background of China's Modern Document Picture Database, its development process, current progress and evolution foreground.
论文介绍了《中国近代文献图像数据库》的建设背景、研制过程、目前进展及其发展前景。
"As lots of cases were reported in regions with poor medical resources, the current fatality rate does not represent the whole picture, " he said.
加之很多病例出现在医疗条件较差的地区，因此当前的致死率也不能代表全部情况。
Statistics are astounding, and given the current state of the economy, the picture seems bleak.
统计数字是惊人的，鉴于目前的经济状况，情况似乎暗淡。
Chinese current affairs magazine shocked its readers last month when it published a picture of the market showing dogs crammed into a cage.
一份中国的当代生活杂志上个月发表了一张关于市场上狗被塞满笼子的照片，这张照片令读者震惊了。
Each view could look like a baseball card with its current value added to the picture, and the back of the view could allow users to select specific CARDS to track and display.
每个视图都可以看起来像一张棒球卡，上面添加了它目前的价值，并且可以答应用户在主视图的后面选择特定的卡片来追踪和显示。
If you half click the shutter, your camera will read the light and place a line where it believes your exposure will be if you take the picture with your current Settings.
如果你半按快门，你的相机就会解读目前你所设定状态下的曝光情况。
Based on this picture, we derive the classical analogy of the covariant continuity equation which the spin current obeys.
基于此图像，我们给出了自旋流满足的协变形式连续性方程的经典对应。
Instead of it, the scanning converting technique is an effective way to improve the quality of the picture in current TV transmission.
因而扫描转换技术已经成为现行电视传输方式下改善图像质量的一种有效方法。
It is supposed that the relation between the analog current and the summation of the digital current value of picture element is equal.
根据显象管阴极电流模拟值等于整幅图象的电流数字值之和的原理，可推出各象素的发射电流密度。
It is supposed that the relation between the analog current and the summation of the digital current value of picture element is equal.
根据显象管阴极电流模拟值等于整幅图象的电流数字值之和的原理，可推出各象素的发射电流密度。
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