This paper introduces a new method for implementing the long time constant in the circuits of automation, apparatus, signal conversion, collecting and processing of sensor's signal, etc.

叙述了在自动控制、仪器仪表、信号变换以及传感器信号采集与处理等电路中实现大时间常数的一种新方法。

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The results show that Chinese foreign exchange reserve long-term equilibrium demand and actual scale inconsistencies, margin over time constant changes, and more than a moderate scale.

结果表明我国外汇储备长期均衡需求与实际规模并不一致，差额随时间推移不断变化，并且超过了适度规模。

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If these premiums are constant over time, the central bank can still determine long-term interest rate via changing (market agents' expectations regarding future) short-term interest rates.

如果这些溢价随时间保持不变的话，央行仍然可以通过调整(市场参与者对未来预期的)短期利率来左右长期利率。

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So all you now have to do is to guess how many cars will be sold in a given year and, if churn stays fairly constant as it has for a long time, then 46% of the new car sales will translate into new satellite radio subscribers.

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