当进程打开了某个文件时，只要该进程保持打开该文件，即使将其删除，它依然存在于磁盘中。
When a process opens a file, it exists on disk even if deleted, as long as the process holds the file open.
您需要采用另一种方式：在事件发生前(您希望向客户端发送新信息来响应它)，连接应该保持打开。
You need it the other way around: the connections should remain open until an event arises that you want to respond to by sending new information to the client.
注意：一旦一个工程被打开，在访问它的数据时它就必须保持打开状态。
Note: Once a project has been opened, it needs to remain open while its data is being accessed.
如上所述，过时超时属性指定到JMS提供程序的连接在ConnectionManager关闭它之前保持打开状态的时间长度。
As described above, the Aged timeout property specifies how long a connection to the JMS provider remains open before the connection Manager closes it.
使游标对客户机应用程序保持打开状态(不要关闭它)。
Keep the cursor open for the client application (do not close it).
创建一个虚拟体，添加一个路径约束，让它跟着同一条曲线运动，但是现在(保持自动关键帧打开)回到第0帧，将百分比调到10%。
Create a dummy, and add a Path Constraint to make it follow the same spline, but now (with Auto Key on) go to frame 0 and type in 10% in the % Along Path field.
打开该泵保持它需要的压力。
两者男孩一文不名的到歌，歌唱在他们的肺的顶部。瞬间最近的，邻居投掷打开她的窗口和呼喊，“保持它向下的！”
Both boys broke into song, singing at the top of their lungs. Moments later, a neighbor threw open her window and shouted, "Keep it down!"
然后我重新打开它，看看变化没有保持。
And then I reopen it to see that the change hasn't remained.
然后我重新打开它，看看变化没有保持。
And then I reopen it to see that the change hasn't remained.
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