1·Each of the first frames has one or more first active time periods.
第一帧中的每个具有一个或多个第一激活时间周期。
2·The measurement of the absolute time delay of the TV receiving system is very important for TV active time synchronization.
对于有源电视同步来说，电视接收系统时延的测量是一个重要问题。
3·If you set up separate CSX tasks, it is then possible to configure different active time periods in the CSX task definition panel.
如果设置不同的CSX任务，那么就可以在CSX任务定义面板中配置不同的活动时间段。
4·A feasible scheme using PAL TV signal for proceeding active time and frequency transfer and synchronization is described in this paper.
本文介绍了利用PAL制电视信号进行有源电视时间频率传递与同步的一种可行的方案。
5·By using the grey system theory and method, we built a grey prediction model to predict the start and end of an active time period in future.
可用灰色系统理论和方法建立灰色预测模型，预测未来一个活跃时段的起止时间。
6·Nevertheless, according to the records that recorded by Hongshan Seismostation, we can also get the prediction result of "active time interval".
不仅如此，根据红山地震台的记录仍然可以得到“活动时段”预测的结果。
7·Before the invention of television, people spent their leisure time in more active and social pursuits.
在电视发明之前，人们会把空闲时间花在更积极的消遣和社会活动上。
8·The plumes apparently originate at great depths, perhaps as deep as the boundary between the core and the mantle, and many have been active for a very long time.
这些地幔柱显然起源于很深的地方，可能深至地核和地幔之间的边界，而且许多都已经活跃了很长时间。
9·He is an active member of the school's stamp club, devoting most of his sparing time to stamp collecting.
他是学校集邮俱乐部的一位活跃会员，将他大部分的空闲时间用在集邮上。
10·An active volcano may erupt at any time.
活火山会随时喷发。
—— 《牛津词典》