在您预先不知道某些事会用掉多少时间时，这些组件将会很有用（例如建立网络连接）。
These components will be useful when you don't know in advance how long something is going to take (establishing a network connection, for example).
在此刻，域还没有与任何连接相关联，因此该信息没有预先包含任何数据库信息。
At this point, the domain is not associated with any connection, so this information is not pre-loaded with the database information.
除了基本网络、用户和远程连接性数据外，还将需要决定在映像中应用的预先配置量以及在部署时要进行的工作。
Beyond the basic network, user, and remote connectivity data, you will also need to decide how much pre-configuration to apply in the image, versus what to do at deploy time.
通过创建连接工厂，预先配置它然后将它绑定到命名服务，您可以在消息传递服务中隐藏特定于供应商的连接参数。
By creating a connection factory, pre-configuring it, and binding it to your naming service you can conceal vendor-specific connection parameters in your messaging service.
您需要创建一个服务器套接字，接收预先指定地址的连接。
You need to create a server socket that can accept connections at a predefined address.
设置到IBMCloud 的VPN连接并不困难，但如果不预先计划，设置过程可能会很耗时。
Setting up a VPN connection to the IBM Cloud is not difficult, but it can be time-consuming if you don't do some up-front planning.
在那种情况下，因为池管理器预先在启动时创建连接对象，所以，J2EE组件可以使用连接对象，而不会导致数据库资源管理器上的系统开销。
In that situation, a J2EE component can use connection objects without causing overheads on the database resource manager, since a pool manager creates the connection objects up front, at startup.
这些文件是在第一次连接数据库时预先分配好的。
These files are pre-allocated during the first connection to the database.
当应用程序重新连接时，新的设置将生效，日志文件将预先分配到您的磁盘。
When an application reconnects, the new Settings take effect and log files are pre-allocated on your disk.
就连接工厂而言，工厂类可以返回一个已预先装入专有连接信息的连接。
In the case of connection factories, the factory class can return a connection that has been pre-loaded with the proprietary connection information.
跨越复杂模型进行预先加载很复杂，通常在连接多行时需要使用SQL。
Eager loading across complex models is complex, usually requiring SQL when many rows must be joined.
连接器字符串应与odbc.ini文件匹配，以确保它与预先安排的相符。
The connector string will be matched with your odbc.ini file, so make sure that it matches beforehand.
上下文菜单，这将调用使用连接信息进行预先填充的同一个AddConnection对话框。
Context menu, which invokes the same Add connection dialog pre-filled with the connection information.
如果一个服务器能够预先估计可能会产生的最大并发连接数，服务器可以投递一个使用零缓冲区的receive在每一个连接上。
If a server anticipates handling a very high number of concurrent clients, the server can post a single zero byte receive on each connection.
预先埋好的电话线，并没有和屋子里的主线连接。
非规范化设计减少了查询操作所需的连接，减少了外部键和索引的数量，可以预先进行统计计算，提高了查询时的响应速度；
While abnormalization design reduces joins which query requires and the number of keys and indices, can count in advance and improve the query speed.
本文课题内容来源于总装备部十一五装备预先研究计划项目《长寿命机械连接与高性能紧固件技术研究》。
This article was based on the project "research on the joints that hold long life time and high quality".
在硬件电路连接好后，向PLC传送编好的控制程序，它能按预先的逻辑较好地完成电梯的控制。
After hardware electric circuit conjunction good, delivering the control procedure toward to the PLC, it can complete co trol of the elevator well via the logic in advance.
这是因为连接中的远端主机连接埠是未知的，而且不是可以预先建置的适当使用权限。
This is because the port of a connecting remote host is unknown and not suitable permissions can be built in advance.
预先注册的用户通过扫描ATM屏幕上的QR码，与移动设备连接。
The preregistered user integrates the mobile device by scanning a QR code on the ATM screen.
地基准备好后，把预先安装好的没有装材料的石笼网(inposition empty)放在适当的位置，沿边把各个部分连接起来，形成连续统一的整体。
Foundation is ready, the pre installed good not equipped with the material of stone cage net position empty to put in place border to parts together, form a continuum of whole.
地基准备好后，把预先安装好的没有装材料的石笼网(inposition empty)放在适当的位置，沿边把各个部分连接起来，形成连续统一的整体。
Foundation is ready, the pre installed good not equipped with the material of stone cage net position empty to put in place border to parts together, form a continuum of whole.
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