That means the researcher might decide to observe only during 15 second intervals that are randomly distributed within each 20 minute period.

这意味着研究人员可能会决定只观察在每20分钟内随机分布的15秒间隔。

youdao

The base unit of measure for determining our expected load was "page views per second," which measures how many pages the portal server can serve for each second during peak load.

确定我们理想负载量的基本测量单位是“页面查看量/秒”，它测量在峰值负载时门户服务器每秒可以处理多少页面。

youdao

The second chart reflects the same data, but shows how far sales fell from peak levels during each downturn in the past.

第二个图表反映出相同的数据，但是显示出在过去的每一个价格开始下降的时期，销售量需要多长时间从最高的水平下降。

youdao

This meant jobs growth was less than 100, 000 in each month during the second quarter.

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Mr Jolstad and his co-founder Ilya Kruglenko - who first met each other in Moscow during the 1990s while selling second-hand Australian telephones to the Russians - initially created Magic Desktop to protect their own children from getting tangled up in an unpleasant web.

BBC: Magic Desktop browser

The linearity of the core story becomes clear during a second playthrough, but here the relatively short duration of each episode is a strength: it is possible to take different sides and pick different fights to elicit different responses over the episode without finding the situational repetition tedious over these short stretches.

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