Time sampling means that researchers choose various time intervals for their observation.

时间采样是指研究人员选择不同的时间间隔进行观察。

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Calendars consist of time intervals.

日历由时间间隔组成。

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Interval probes (fire at specific time intervals).

间隔探针(以指定的时间间隔触发)。

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Besides scheduling greater time intervals between flights, routes will be modified so flight paths do not cross, or so they cross only at different altitudes.

CNN: Page 4

These workers would be more free if they could work 40 hours a week at any time intervals they felt like, e.g. working ten hour days Saturday through Tuesday.

FORBES: Freedom and the Workplace

"This paper indicates that lakes may well be connected at irregular time intervals and that even an apparently isolated lake can breach and transfer water hundreds of kilometres to other distant lakes so the contamination potential in relation to small lakes is greater than we'd previously thought, " he said.

BBC: NEWS | Science/Nature | Secret rivers found in Antarctic