• 中形成声场不是理想驻波场,且节处振幅为零

    In standing wave method, the sound is not perfect standing wave, so the swing is not zero at wave knot.

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  • 本文阐述利用晶体二极管进行分段定标

    A subsection calibration method for microwave crystal diode detector using stationary wave curve is presented in the paper.

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  • 通过实验,应用相位比较空气中的声速测量进行了研究。

    The measurement of sound speed in the air is studied in the experiment by phase comparison method and standing wave method.

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  • 文中数值分析了这种印制天线标准轴线馈电时辐射功率特性

    The standing wave and the characteristic of the radiated power of this printed antenna fed by the standard coaxial line are analyzed by the numerical method.

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  • 结论:超声血细胞分离离心分离相似安全可靠

    Conclusion Ultrasonic standing wave blood cell separation technology is safe and reliable, and is similar to centrifugal blood separation method.

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  • 采用螺旋基函数检验函数分析了单臂半球面螺旋天线和双臂半球面螺旋天线的驻波、增益及方向图等特性

    The wideband characteristics of two hemispherical helical antennas are analyzed by the method of moment with curved basic and testing function.

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  • 采用谐振测量它们色散特性系数实验结果理论计算值和模拟值吻合良好

    The dispersion and standing wave factor are measured by resonance method. Compared with the theoretical results and simulating results, they match very well.

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  • 介绍时域有限差分FDTD计算准八木天线实现方

    The Finite Difference Time Domain(FDTD) method was used to calculate the Voltage Standing Wave Ratio(VSWR) of a quasi-Yagi antenna.

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  • 介绍时域有限差分FDTD计算准八木天线实现方

    The Finite Difference Time Domain(FDTD) method was used to calculate the Voltage Standing Wave Ratio(VSWR) of a quasi-Yagi antenna.

    youdao

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