This new study looks in more detail at the effect of a half-hour delay on school start time by asking students to fill in questionnaires at the start and end of the three-month study.
这项新的研究更细的研究延后上学半个小时会产生的影响，在研究开始和三个月后研究结束的时候，学生们被要求填写一份调查问卷。
Image shows snapshot of failed command on what database it has been executed with start and end time of execution.
图像显示失败的命令的快照，其中显示命令在什么数据库上执行，以及执行的起始和结束时间。
Take a page that has some event information on it — start time, end time, location, subject, Web page, and so on.
获得一个包含某些事件信息的页面：开始时间、结束时间、位置、主题、web页面，等等。
It keeps track of both "wallclock secs", which is the elapsed time from the start to the end of the tests, and CPU time, which is the total processing time on the CPU.
它跟踪“wallclocksecs”，即从测试开始到结束所用的时间，以及CPU时间，即CPU上总的处理时间。
It keeps track of both "wallclock secs", which is the elapsed time from the start to the end of the tests, and CPU time, which is the total processing time on the CPU.
它跟踪“wallclocksecs”，即从测试开始到结束所用的时间，以及CPU时间，即CPU上总的处理时间。
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