Most of these operations draw irrigation water from local rivers or lakes.
这些运行大多要从当地河湖里抽取灌溉水。
Listing 2 illustrates some of these operations.
清单2演示了其中一些操作。
These operations are performed by operation classes.
这些操作由操作类执行。
All of these operations must be performed under locks.
所有这些操作都必须在锁定情况下进行。
It can see that these operations have no side effects.
或者可以说，这些操作没有边界效应。
Sometimes one of these operations is possible but others aren't.
有时候，只有一个操作是可行的，而其他的不可行。
These operations were implemented in the five queries as follows.
这些操作使用如下5个查询实现。
These operations are similar to the first two steps in Scenario 1.
这些操作类似于场景1中的前两步。
You will also need root permissions for performing these operations.
您还需要拥有root许可权以执行这些操作。
These operations are receive activities that run in sequential order.
这些操作是按先后顺序运行的接收活动。
These operations provide a standardized interface to the resource manager.
这些操作给资源管理器提供一个标准化接口。
Then, add the appropriate values for these operations as shown in table 1.
随后，为这些操作添加相应的值，如表1所示。
The default console displays these operations grayed out for various modules.
缺省控制台将各个模块的这些操作显示为灰色。
May be at first all these operations with camera and software may seem difficult.
一开始，所有这些有关相机和软件的操作似乎很困难。
"Many of these operations now involve longer-term structural change." Adams says.
“这些业务中，现在有许多涉及长期结构变革，”Adams说。
These operations take place in the context of a transaction on the front side bus.
这些操作发生在前端总线执行指令的时候。
As far as we know, in this situation there is no protocol for using these operations.
据我们所知，在这种情况下，使用这些操作没有任何协议。
Would it not seem to make more sense to have these operations going on in the daytime?
在白天进行这些操作不是更有意义吗？
For this reason, we must assume as little as possible about the use of these operations.
针对该原因，我们必须假设关于这些操作使用的可能性越少越好。
Within these operations, an XML document literal payload is exchanged within the SOAP body.
在这些操作里面，一个XML文档的文本载荷是在SOAP主体里面被交换的。
These operations are one way, since they are only used to notify your application of a database event.
这些操作是单向的，因为它们仅用于通知数据库事件的应用程序。
To better understand how these operations work, it helps to walk through the example given previously.
要更好地理解这些操作的工作原理，练习一下前面提供的示例将很有帮助。
Each of these operations can have preconditions and post-conditions, and they can raise exceptions.
每一种操作都具有前提和后期条件，并且它们能够提出例外。
None of these operations are absolutely essential, but many are needed for a filesystem to work properly.
这些操作并非都是必需的，但是一个文件系统要想正常工作，就需要其中的很多函数。
As a result, being able to combine all three of these operations into one can greatly improve performance.
因此，如果能将所有这三个操作合并成一个操作，则可以大大提高性能。
The transaction times for these operations made up the bulk of total transaction time during all our tests.
在所有测试中，这些操作占用的事务时间占据了总事务时间的大部分。
The trigger keyword is not part of UML 2 and is included only to highlight how these operations are realized.
关键字触发器并不是UML2的一部分，它只是用来强调这些操作是如何实现的。
An ACL policy controls what operations can be performed on the resource, and who can perform these operations.
ACL策略控制可以在资源上执行哪些操作以及谁能够执行这些操作。
These operations are then aggregated into a set of three services for search, ordering, and account management.
这些操作集合成一组三个用于搜索、订购和账户管理的服务。
These operations are then aggregated into a set of three services for search, ordering, and account management.
这些操作集合成一组三个用于搜索、订购和账户管理的服务。
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