zero index

The bandwidth of non-minimum phase system can't reflect dynamic characteristics. Crossover frequency ω_c is the performance index instead of the bandwidth, and the ω_c must be less than the non-minimum-phase zero a.

非最小相位系统的带宽不能反映系统的动态特性，应该采用穿越频率ωc代替带宽作为性能指标，且ωc应小于非最小相位的零点a。

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Japan's index of leading economic indicators hit zero for the first time in a decade in September, the government said yesterday, serving up a fresh reminder that the country's recovery may be stumbling.

日本政府昨日表示，日本9月份主要的经济指标指数10年来首次跌至零。这是一个全新的信号，表明日本经济的复苏势头可能正在下滑。

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On the basis of index system of the quality, synthetic evaluation is carried out on the quality of the telecommunication networks according to the methods of multi-level fuzzy synthetic evaluation, weighted average method, zero for one and achieves better results.

在建立电信网质量评价指标体系的基础上，运用多级模糊综合评判、加权平均和一票否决法，对电信网通信质量进行综合评价，取得了较好效果。

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( Also,) we could change the FM index by adding zero behind the result of A/ D converter.

通过在A/D转换值后补零的方法，可控制调频波的调制指数。

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The morphological index decreased by 67.2% on the average in the third month and to zero in the twelfth month.

细菌形态指数3个月平均下降67.2%，12个月后全部降为0；

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The NPV is greater than zero. The profitability index is about 8.8. From the view of the data can be drawn that MID project is profitable because its capital mobility is good. Cash-flow speed is fast.

根据净现值是大于零的，获利指数高达约8.8，可以得出易方MID项目是盈利的，资金流动性好，资金周转速度快。

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Preparation and Analysis of Synthesis Zero-birefringence Polymers THERMAL EMISSION PROPERTIES OF A TWO DIMENSIONAL MEDIUM WITH NONLINEAR REFRACTIVE INDEX DISTRIBUTION

复合型非双折射性树脂的制备与分析二维非线性梯度折射率介质的热辐射特性研究

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Finally, according to the chaotic time history, the greatest Lyapunov index is calculated. The index in the tortional direction is greater than zero which confirms the existence of chaotic motion.

最后，针对混沌运动的时间历程计算了最大Lyapunov指数，在扭转方向上该指数大于零，证实了混沌运动的存在。

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