转换代码列表，譬如产品引用。
规则可以用于交换和非交换代数。
Rules can also be used for commutative and noncommutative algebra.
它从转换代码提取表示代码。
It abstracts the presentation code from the transformation code.
此外还要花费数十亿美元给现有的铁路升级换代。
Billions more will have to be spent on upgrading existing railroads.
可切换代码就使用了模块化的交互元素。
The Swappable code attempts to use modular interactive elements.
清单5显示了转换代码。
要使用转换代理，需要在启动J VM时指定代理类。
To use a transformation agent, you need to specify the agent class when you start the JVM.
XSL文件的这些区域代表与属性元件相关的转换代码。
These areas of the XSL file represent transformation code that is related to attribute elements.
他们现在基本上是每年出一个新款——就像电脑换代一样。
They almost have to release a new one every year-ain't like that with computers!
请注意，当您想要切换代理时，应该首先关闭浏览器或模拟器。
Note that when you want to switch agents, you should first shut down the browser or emulator.
基本上就是编写格式转换代码，对输入和输出格式都无能为力。
Basically, you just write format conversion code, and have no ability to affect either the input or output format.
现在，我们考虑一下如何将这个算法应用于当前的大写转换代码。
Now, let's think about how you might apply this algorithm to your current uppercase-conversion code. For reference, here is the original code in convert_driver_c.c
治疗和预防措施：把类型强制转换代码分解到每个类的单独方法中去。
Cures and preventions: Factor the casting code out into separate methods for each class.
一是多数老一代的战斗机的服役年限已接近30年，必须尽快更新换代。
The first is that many of the current generation of fighters are approaching 30 years in service and must soon be replaced.
虽然这次升级的变化之大史无前例，但HTML更新换代已经不是第一次了。
While it is the most ambitious change to our common tongue, this isn’t the first time that HTML has been updated.
为了进行验证，将转换代码放入到子句的块中，并检查块中的test语句。
To validate, place the transformation code inside the block of a clause and check the condition as a test statement inside the block.
每年秋天，苹果公司都会宣布iPod的升级换代，每年媒体蜂拥而至来权衡。
Every year Apple has announced updated iPods in the fall, and every year the media has weighed in with a collective yawn.
就算教育被当作是职业培训，但在很多高科技领域里，技术的更新换代是非常快的。
Even if the purpose of education is job training, the exact skills change rapidly in high technology areas.
如果test语句的值等于false，也就是说验证成功，那么就会执行转换代码。
If the test evaluates to false, that is, the condition has validated successfully, then the transformation code is executed.
XSL完成此任务，并在其上构建规范，从而允许应用程序抛弃其所有的专用转换代码。
XSL took this task and built a specification upon it, enabling applications to ditch all of their proprietary transformation code.
二十年后，“增长的极限”模拟模型所需要的就不仅仅是更新换代了，它需要完全重做。
Twenty years later, the Limits to Growth simulation needs not a mere update, but a total redo.
停止供应是有效的方法，企业们升级的速度已经减慢许多，但是电脑总是要更新换代的。
Choking off supply is an effective way to eventually force the issue.Companies have been slower to upgrade their PCs than in the past, but computers eventually go the way of all mechanical things.
停止供应是有效的方法，企业们升级的速度已经减慢许多，但是电脑总是要更新换代的。
Choking off supply is an effective way to eventually force the issue. Companies have been slower to upgrade their PCs than in the past, but computers eventually go the way of all mechanical things.
产品更新换代是很难预测的，可能两年后，你推出的是要解决客户完全不同问题的产品。
Product evolution is rarely linear. You may be going after a completely different problem in 2 years.
大多数大公司的产品都是完全成熟的，他们的新产品很可能只是对现有产品的增值或换代。
Most big company products are well established and new products are likely to be add-ons or upgrades.
在清单6底部的输出中(为了格式化稍微重新调整了结构)，可以看到类型替换代码的作用。
You can see the type substitution code in action in the output at the bottom of Listing 6 (restructured slightly for formatting).
随着智能手机市场的繁荣，各厂商频繁的对产品进行更新换代，以展示自己最佳的硬件水平。
As the smartphone market booms, manufacturers are regularly refreshing their product lineups to reflect the very best hardware that is available to them at the time.
如果可能的话，让客户机与要存取的数据库使用相同的代码页，以避免在服务器上的转换代价。
If possible, have the client running in the same code page as the database, to avoid conversion costs on the server.
如果可能的话，让客户机与要存取的数据库使用相同的代码页，以避免在服务器上的转换代价。
If possible, have the client running in the same code page as the database, to avoid conversion costs on the server.
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