Spinning down the hard disk and setting a reduced CPU speed setting can be performed for any time range when the CPU and disk activity is below a set threshold.

让硬盘停转并且降低CPU速度可以在CPU及磁盘活动低于设定阈值的任何时间范围内执行。

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You can control the range of frequencies available, the rate at which the governor checks utilization on the system, and the utilization threshold.

您可以控制可用频率的范围，调控器检查系统利用率的频率以及利用率阀值。

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Range and threshold definitions differ slightly in two ways.

范围和阀值定义在两个方面稍有不同。

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The Spanish 10-year bond yield was at 5.32% Wednesday, well below its November peak in the 6.7% range and the 7% threshold which has been unsustainable for other countries in peripheral Europe.

FORBES: Citi Rings Warning Bell On Spanish Debt

Using Bluetooth 4.0 and a custom Android app, you designate your PC as the one that needs protection, and then you set a threshold for when the alarm should go off (the range is customizable, but doesn't go beyond five feet).

ENGADGET: Intel demos Bluetooth-based anti-theft alarm for Ultrabooks, we go hands-on (video)