Supporters say open source software is more secure, cheaper to buy and maintain and easier to customize.
拥护者认为开放源代码软件更安全，购买价格及维修成本也更为低廉，并且更容易定制。
They are difficult to maintain and thus need more operating costs.
他们很难维持,因此需要更多的运营成本。
Unfortunately, that may be too much to ask from those who seek to maintain and control the art establishment.
不幸的是，对于那些努力维持和管理艺术机构的人来说，这可能要求得太多了。
In recent years, however, some health specialists have begun to apply the terms well and wellness only to those who are actively striving to maintain and improve their health.
然而，近年来，一些健康专家开始将“良好和健康”的字眼仅应用于那些积极努力保持和改善健康状况的人身上。
In recent years, however, some health specialists have begun to apply the terms "well" and "wellness" only to those who are actively striving to maintain and improve their health.
然而，近年来，一些健康专家开始将“良好”和“健康”的字眼仅用于那些积极努力保持和改善健康状况的人。
Having fewer parts makes the electric car cheaper to maintain and less likely to have mechanical problems.
由于零件更少，因此电动汽车的保养更加便宜，出现机械故障的概率也降低了。
EGL is easy to maintain and very well structured.
EGL很容易维护，结构非常良好。
It had become a nightmare to maintain and upgrade.
想要对它进行维护或升级简直是个噩梦。
A clean code would be easier to maintain and enhance.
清晰的代码更易于维护和改善。
First, we could continue to try to maintain and extend the current system.
首先，我们可以继续尝试维护并扩展当前的系统。
Reduce the complexity and amount of code required to maintain and implement a port.
减少维护和实现端口的复杂度和代码量。
Russia has been planning to maintain and upgrade its fleet of strategic submarines.
俄国一直计划保留并提升战略潜艇编队。
Fourth, we must seek to maintain and enhance flexibility in pursuing the results we seek.
第四，我们必须在力求取得这些成效时努力保持和增强灵活性。
The generated BPEL is simpler now, making it easier to maintain and improving performance.
生成的BPEL现在更简单，便于维护，有助于提高性能。
The portlet uses a session bean to maintain and pass around the portlet and component state.
portlet使用一个会话bean来维护和传递 portlet 和组件状态。
This makes the code harder to maintain and can also lead to the common mistake mentioned above.
这就使得代码很难维护并且还可能会导致上面提到的常见错误。
WHO urges all countries to maintain and strengthen AFP surveillance and high population immunity.
世卫组织敦促所有国家保持和加强急性弛缓性麻痹的监测和人群的高免疫率。
Doing so makes the SQL easier to maintain and secures your application from SQL injection attacks.
这样做可使SQL更加易于维护，且可使您的应用程序免受SQL注入攻击。
He said that it is of great importance to maintain and promote peace and stability on the Peninsula.
他说，维护和促进半岛的和平与稳定至关重要。
Service certification: Create, maintain and utilization of standards for a service certification process.
服务认证：创建、维护和使用服务认证过程标准。
Detailed information is required to maintain and extend existing software assets, through impact analysis.
您需要具体的信息以通过影响分析，来维护和扩展已存在的软件资源。
In her inaugural address, Rousseff even made a point of vowing to "maintain and deepen" ties with the U.S..
在罗塞芙的就职演讲中，她甚至誓言将“保持和深化”与美国的联系。
You can easily maintain and expand the script as required, using whichever scripting language is most convenient.
您可以使用任何方便的脚本语言、根据需要轻松维护和扩展这个脚本。
This increased coupling makes your classes more difficult to maintain and enhance; therefore, it should be avoided.
这样增加的耦合会使类的维护和增强更为困难；因此，应该避免这种做法。
Now that we know that health is the source of our energy, what should we do to maintain and enhance our health?
既然我们知道健康是能量的源泉，那么，我们该怎样保持和增强健康呢？
By using the patterns provided, you can create an extension to your application that is easy to maintain and extend.
通过使用本文提供的模式，可以创建易于维护和扩展的应用程序扩展。
The results are very relevant to any DBA that must maintain and tune an online transaction processing (OLTP) system.
结果与必须维护和调优在线事务处理(OLTP)系统的任何DBA密切相关。
Despite the declarative goal of the language, I usually find its details confusing and difficult to maintain and debug.
不论这种语言所宣称的目标如何，我经常发现它在细节上容易造成混乱，难以维护与调试。
The purpose of nonproliferation is precisely to maintain and promote peace and security in regions and around the world.
防扩散的目的在于维护和促进国际和地区的和平与安全。
The purpose of nonproliferation is precisely to maintain and promote peace and security in regions and around the world.
防扩散的目的在于维护和促进国际和地区的和平与安全。
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