利用频谱相除技术构建了延迟时间测量的信号模型，研究了频谱相除后信号的幅频特性。
The spectrum division technique was used for establishing signal model of delay time measurement, and amplitude frequency characteristics of the signal after spectrum division was investigated.
同时假设备件消耗量服从泊松分布、定货延迟时间为常数、并考虑单一品种的存贮模型等。
Meanwhile supposing the consumption is subject to poisson distribution, ordering postpone time as a constant, and single article in stock.
按照阻尼比和模型的延迟时间选择不同的闭环极点，并且为计算提供了简单的公式。
Different closed loop poles are selected according to the damping ratio and dead time, and simple formulas are provided for the calculation.
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