Listing 7. Output of time command.
清单7.time命令的输出结果。
The PWD command displays the current working directory. The output on my computer at that moment in time was.
这个pwd命令显示了当前的工作目录。
If I am using time command, which output should I consider? Real, user or sys?
如果我使用时间的命令，我要输出的考虑？真的，用户或系统？
Moreover, a camera is connected with the display screen, which facilitates the real-time monitoring of ground service staff on high-altitude lines so that command can be output.
另外，利用摄像头与显示屏相连，方便地面人员对高空线路的实时监 控以输出各种命令。
Moreover, a camera is connected with the display screen, which facilitates the real-time monitoring of ground service staff on high-altitude lines so that command can be output.
另外，利用摄像头与显示屏相连，方便地面人员对高空线路的实时监 控以输出各种命令。
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