Some people think drones can only be used by governments to help when needed.
一些人认为只能由政府在需要的时候使用无人机提供帮助。
I keep photos of my singular accomplishments on my cellphone to boost my spirits when needed.
我把记录我突出成就的照片存在手机里，以便在需要的时候用来振奋精神。
As the flood season is coming, Song and his workmates will go around the lake area day and night to save deer in trouble, and provide feed for the animals when needed.
随着汛期的到来，宋和他的同事们将日夜在湖区周围救助受困的鹿群，必要时为动物提供食物。
The RMI engine prompts when needed.
RMI引擎在需要时会提示。
Flushing the data is only performed when needed.
仅当需要的时候才刷新数据。
Dynamically added when needed for user code too.
需要时也可动态添加用户代码。
Saving XForms data for later, reload it when needed.
保存X Forms数据并在需要时重新加载。
More committees might be defined dynamically when needed.
如果需要，可以动态定义更多的委员会。
It conserves resources, running daemons only when needed.
它只在需要时运行守护进程，这可以节省资源。
Also carry out artificial precipitation job when needed.
适时开展人工增雨(雪)作业。
No. 2: Throw an exception when needed constructor is missing.
第2种方法：当缺少所需构造函数时，抛出异常。
These Web services can be called when needed and released when not needed.
这些Web服务可以在需要时调用，在不需要时释放。
Scripts or procedures to mount the drives on the disaster site when needed.
需要的情况下在灾难站点上加载驱动器的脚本或过程。
You can alter the lifecycle when needed without fear of breaking your application.
在需要时，您可以修改生命周期，而不用担心破坏您的程序。
This is an interface that allows anyone in your staff to make changes when needed.
这是一种界面，这种界面允许你的员工中的任何一个人在需要时进行修改。
Set up a filing system for paper storage so paper can be easily accessed when needed.
为文件保存专门设计存档系统以便需要时能很快找到。
After the list is completed, keep it in a place where it can be accessed when needed.
这个清单完成后，将它放在一个当需要时容易看到的地方。
Don't forget to take corrective actions when needed and adapt as the environment changes.
不要忘记在需要的时候或者环境改变的时候做出修正行动。
A bean instance is used when needed and put back into the pool when the work is complete.
将在需要时使用Bean实例，并在工作完成时放回池中。
Business data tends to live in databases, and it can be read from the database when needed.
业务数据通常存在于数据库中，可以在需要的时候从数据库中读取出来。
In a connection concentrator scenario, agents are spawned only when needed for transactions.
在连接集中器场景中，只有在事务需要时才产生代理。
The technology also promises energy efficiency because it would only power products when needed.
该技术同时承诺提高能源效率，因为它仅在产品需要时供电。
The Resilience Engineer is concerned with ensuring that the new solution is available when needed.
弹性工程师负责确保在需要时新解决方案可用。
Normally, we would do as much initialization as possible in a lazy manner (delayed or when needed).
通常，我们尽可能多地以惰性方式(延迟或在需要时)执行初始化。
Heroku has simply given me the time to support it when needed and encouragement to keep going.
Heroku给我时间来支持Sinatra，并且一直在鼓励我前进。
Engineering classes aren't particularly interactive, and in study groups, we only spoke when needed.
工程课不是非常的互动，在学习小组里我们也只在必要的时候说话。
The LocalServer is a specialized URL cache intercepting requests and serving them locally when needed.
本地服务器是一个专用URL缓存，它拦截请求并在需要时由本地对其进行响应。
These interfaces, or services, provide a catalog of IT functions that can be called as and when needed.
这些接口(或服务)提供了IT功能目录，可以在需要时调用这些功能。
These interfaces, or services, provide a catalog of IT functions that can be called as and when needed.
这些接口(或服务)提供了IT功能目录，可以在需要时调用这些功能。
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