Considerable modification of the existing system is needed.
需要对现有的系统进行相当大的改进。
We'll need to decide whether or not to improve the existing system or to build a completely new system.
我们需要决定是改进现有的系统还是建立一个全新的系统。
This article discusses the issues in the existing system services.
本文讨论了现有系统服务中的问题。
This helps developers expand and add new functions to an existing system.
这将有助于开发人员向一个已有系统扩展或添加新功能。
The technique is aesthetically elegant and utilizes existing system tools.
这种方法在理论上没有问题，并且可以利用现有的系统工具实现。
So the odds are that Italy is heading for a fresh election under the existing system.
所以意大利很有可能在现行的制度下进行重新选举。
With SOA, services are developed using existing system capabilities, as shown in Figure 5.
利用SOA，可以使用现有系统功能开发服务，如图5所示。
Before making any changes to the existing system, we documented the system configuration.
在对现有系统做任何更改之前，我们对系统配置进行了建档。
Erich Gamma: You can explain an existing system with patterns way more compactly than without.
ErichGamma：使用模式可以更加简洁的说明一个存在的系统。
You will not need to think of load balancing and scaling unless your existing system needs them.
你不需要考虑负载均衡，除非你的系统本来就需要它。
The first step is automatically retrieving the top-level abstraction classes in an existing system.
第一步是在一个已存在系统中自动得到其顶级类。
By then, the existing system will have been expanded by about 20, 000km to more than 110, 000km.
到那时，现有的铁路网系统将会被扩建大约20000km,总长将超过110000km。
'I'm simplifying the existing system of communication,' he says, 'by making my own life more complex.
他说：“我现在把自己的生活搞得很复杂，就是想让现有的沟通系统更简单一点。”
Figure 1 shows the four pieces of m17n and how the libraries correspond to existing system components.
图1给出了m17n的4个部分，以及这些库是如何与现有的系统组件对应的。
Now that we have written the code for logging, we need to compile it and integrate it into the existing system.
现在，我们已经编写了日志代码，我们需要编译并将其集成入现存的系统。
In this section you can query existing system tables, set a filter for the tables, or display the system tables.
在这个部分中，您可以查询现有的系统表、设置表过滤器或显示系统表。
The architecture of a solution is quantitatively evaluated by conducting some experiments on the existing system.
一个解决方案的架构的定量评估方法是在现有系统上执行一些实验。
For example, a constraint might be that the design will use a relational database or interface to an existing system.
例如，约束可能是设计将在现在系统上使用关系数据库或者接口。
This is very different for software, where the marginal cost for creating a copy of an existing system is almost nil.
这一点与软件有着很大的不同。
To access the samples, choose Open an existing system plan and use the same default path that is shown in Figure 3 above.
要访问样例，选择openan existing systemplan，并使用与图3所示的默认路径相同的默认路径。
The reuse of an existing partition will fail if you are installing a new SLES 10 system, and the existing system is not SLES 10.
如果您安装了新的SLES10系统而且现有系统不是SLES 10，现有分区的重用将失败。
The existing system of health accounts gives countries a set of consistent methods for producing health expenditure estimates.
当前的卫生账户系统为国家提供了一套产生卫生支出估算的一致方法。
You can duplicate an existing system by copying and pasting its units, or you can create new units, or you can use the physical system directly.
您可以复制和粘贴其单元，来复制一个已存在的系统，或者您可以创建新的单元，或者直接使用物理单元。
Likewise, if you're adding a new distribution to an existing system, you may need to make sure you have the latest LILO or GRUB in your MBR.
同样，向现有系统添加新发行版时，可能需要确保您的MBR中拥有最新的LILO或GRUB。
Michael suggested that, though refactoring and rewrite might lead to cleaner code however, both the techniques bring chaos to the existing system.
Michael建议，虽然重构和重写都会使代码更加清晰，但是这两种技术都会导致现有系统的混乱。
This allows you to use existing system utilities and scripting to perform your backups rather than having to purchase a commercial software package.
这允许使用现有的系统实用工具和脚本来执行备份，而不必购买商业化的软件包。
Throughout the past decade, Iran's extraordinarily sophisticated and well-educated women have sought for peaceful change through the existing system.
在过去十年里，富有经验并且受过良好教育的伊朗妇女试图以平和的方式改善现有的社会系统。
As a developer, do you get requests from every corner to incorporate "minor" changes into your code that will supposedly improve the existing system?
作为开发人员，是否常常有人要求您对代码作一些小小的改动，从而使现有系统得到改进？您是否感觉这样的请求无处不在？
It helps justify cost enhancements to existing system functionality by directly associating business needs and justification to a given it initiative.
它可直接将业务需求和给定it活动的调整相关联，从而帮助确定对现有系统功能的成本的增加。
However, if the current system can use a new Linux kernel that has been ported to the Xen architecture, you can run your existing system without change.
不过，如果当前系统可以使用新的已经移植到Xen架构的Linux内核，那么您就可以不加修改地运行现有的系统。
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