• It analyses the relation by Newton's iteration method, which shows the select of the time step has a relation with the mesh size and dispersion error.

    利用牛顿迭代进行了全面分析发现时间步长的选取网格色散误差大小一定的联系

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  • Through the analysis of error and process, we gave some improving advice about the theoretical design which can control the dispersion errors or retard errors under 5 percent.

    文中通过误差分析工艺技术分析,理论设计提出改进意见,设计样品色散误差延迟误差均控制在5%以内。

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  • It may be used to determine the effects of bore curvature thermal deflection of the tube eccentricity of the projectile interior ballistics data and construction of gun tube on dispersion error.

    用于确定内膛弯曲度、身变形弹丸心率弹道诸元和身管结构等对射弹散布影响

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  • It is theoretically shown that the application of high-order difference method in structure and velocity images decreases frequency dispersion error, but improves effect and accuracy of computation...

    理论分析表明构造波速成像采用高阶差分方法,可以减小误差提高计算效率与计算精度、获得满意效果

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  • Influences on the hitting probability by error of carrier, by dispersion of sub-projectiles, by size of target, by the Numbers of sub-projectiles, and by the range of fire are analyzed.

    分析了母弹射击误差、子弹的散布误差、目标幅员、重迭度、子弹携带量距离对子母弹首发命中概率影响

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  • The variation of chromatic dispersion induced delay time error of the true time delay line based on dispersive devices is investigated using an intensity-frequency modulating model.

    利用强度频率混合调制模型研究基于色散器件的光延时线色散导致延时误差变化规律。

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  • The migration error caused by the dispersion is calculated.

    计算了波散引起偏移误差

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  • Traveling wave dispersion in the parallel line is more complex than that in the single line and is an important reason why the fault location error is large for traveling wave method.

    色散造成故障测距误差重要原因利用波故障定位时要考虑采用多相行波数据。

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  • According to the delay time error, dispersion induced limitation on the system performances is analyzed. The results are good references to design the optical true time delay lines.

    基于延时误差分析,研究了色散系统性能限制延时线设计提供了理论参考

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  • The influences of length, dispersion index and attenuation index of transmission fiber and incident optical power on ber (bit error rate) and Q value of the system is analyzed.

    仿真研究了传输信道和光功率对光码分多址系统性能影响,分析了传输距离光纤色散系数、光纤衰减、入纤光功率等误码率Q的关系。

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  • The results of simulation show that dispersion seriously reduces the peak power and sample energy on the FFH OCDMA system. Hence, bit error rate(BER) of system is increased by dispersion.

    结果表明FFH-OCDMA系统中,光纤色散导致解码自相关光脉冲峰值功率和光脉冲取样能量降低进而导致系统误码率BER )的增加

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  • The results of simulation show that dispersion seriously reduces the peak power and sample energy on the FFH OCDMA system. Hence, bit error rate(BER) of system is increased by dispersion.

    结果表明FFH-OCDMA系统中,光纤色散导致解码自相关光脉冲峰值功率和光脉冲取样能量降低进而导致系统误码率BER )的增加

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