Referencing types for operations and parameters 引用操作和参数的类型
Delegate that references the method to invoke when the operation is complete 委托,它引用操作完成时要调用的方法。
Referencing a type for an operation or parameter is appropriate depending on the programming language chosen for the application 有时可以引用操作或参数的类型,具体取决于为应用程序选定的编程语言。
Client activation provides the same client control over the server object s lifetime , but without the complexity of maintaining references or the constant pinging to confirm the continued existence of the server or client 客户端激活在服务器对象的生存期内提供同样的客户端控制,但是却避免了复杂的维护引用操作或为了确认服务器或客户端是否继续存在而进行的频繁ping操作。