In the case of ideal operational amplifier, circuit analysis was simplified by the ideal summing point restraints of zero voltage and zero current at the inverting input.
对于理想的运算放大器而言，通过倒相输入处零电压和零电流的理想求和点限制，可以简化电路分析过程。
Result Pulse signal of 20 healthy women and 20 pregnant women were examined by statistic analysis of the time-domain characteristic point zero-crossing position.
结果通过对20例健康人和20例孕妇脉象时域特征点过零点位置的统计及其变化快慢的计算，分析结果正好与实际相吻合。
The quantitative analysis shows that the numerical simulation cases are different from the experiment results in the place of the transition point, film thickness at low speed area and the zero point.
定量比较表明：计算结果与实验结果在过渡点位置、低速区膜厚值大小、零点位置等方面存在差异。
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