如果不能同时满足这四个条件，则控制或操作模式选择器必须使得设计和制造用来确保有安全干预区的其他保护措施起作用。
If these four conditions cannot be fulfilled simultaneously, the control or operating mode selector must activate other protective measures designed and constructed to ensure a safe intervention zone.
在清单3中可以看到，部署描述符中的一些元素对应着JMS概念中的应答模式、订阅、持久性和消息选择器。
You can see in Listing 3 that some elements in the deployment descriptor correspond to the JMS concepts of acknowledge mode, subscription durability, and message selector.
第二个选择器.init、。edit或. view指定此CSS定义在其中有效的操作模式。
The second selector,.init,.edit or.view, specifies the mode of operation for which this CSS definition is valid.
这意味着，对于每个注册，选择器调用必须执行两个模式切换。
This means that for every event registration the selector call has to make two mode switches.
选择器是一种分派模式，用于动态确定在运行时调用哪一个组件的实现。
A selector is a dispatch pattern you use to dynamically determine which implementation of a component to invoke at runtime.
对CSS3选择器的详细描述超出了本文的范围，但表2提供了一些常见的选择器模式的例子。
Detailed descriptions of CSS3 selectors are outside the scope of this article, but Table 2 provides examples of common selector patterns.
服务选择器模式对简单服务代理模式进行了扩展，引入了路由服务请求的概念。
The service selector pattern extends the simple service proxy pattern and introduces the concept of routing service requests.
这些常见的选择器模式可以加以组合，形成复杂的选择器，例如
These common selector patterns can be combined to build complex selectors, such as
该选择器的每一位置必须能清晰识别，并且对应于单一操作或控制模式。
Each position of the selector must be clearly identifiable and must correspond to a single operating or control mode.
该选择器的每一位置必须能清晰识别，并且对应于单一操作或控制模式。
Each position of the selector must be clearly identifiable and must correspond to a single operating or control mode.
应用推荐