然而短相干积累时间带来的低多普勒分辨率很难从强大的海杂波中区分出舰船。

However, short CIT and the resulting low Doppler resolution cannot separate the ship target from the close powerful ocean clutter.

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评价植物间抗旱性的大小有两个指标，即脯氨酸维持积累时间和脯氨酸维持积累量。

There were two indexes in comparing size of drought resistance in plance, namely, "time of proline maintaining accumulation" and "amount of proline maintaining accumulation".

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FFT对于正弦信号而言是匹配滤波器，随着积累时间的增加匹配滤波器的带宽会随之减少。

The FFT is a match filter for sinusoid signal, and the band width of the match filter will decrease with increase in integrated time .

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So basically, the whole society was spending all of the time raising enough food just to support life and there was only 5% left over and that ended up being used in ways like this.

基本上,整个社会全部时间都被用于积累足量食物,这仅是为了维持生计,只剩下5%的时间,被用来建造金字塔,为法老服务

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选