主节点负责根据需要将应用程序迁移到从属节点上。
It's the master node's responsibility to migrate applications to the drones when required.
接下来，您可以从属性中选择 Appearance 页面，并从 Select an existing appearance 下拉菜单中选择您对形状或者联系所应用的主题。
Next, choose the Appearance page from the properties and, in the Select an existing appearance drop-down menu, choose the theme that you want to apply to the shape or connector.
图 9. 把 EJB 项目作为从属的 JAR 添加到应用程序客户机项目。
Figure 9. Add the EJB project as a dependent JAR to the Application Client Project.
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