directivity的例句大全

I am so ashamed of confusing the two concept: directivity pattern and directivity coefficient.

I感到很混淆这两个概念: 指向模式和方向性系数惭愧.

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The higher the acoustic frequency is, the stronger its directivity is.

而且所有声频均有指向性,声频愈高, 指向性愈强.

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This is an Academia Sinica directivity innovation project part of research content.

这是中科院方向性创新项目的一部分研究内容.

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No obvious directivity occurs in the songs of black cicada.

黑蝉鸣声的波形结构无明显的方向性.

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Impedance, Gain, Radiation pattern, Beam width , Radiation resistance, Antenna efficiency, Directivity and Polarization Measurements.

天线测量阻抗, 增益, 辐射模式, 梁宽,抗辐射, 天线效率, 指向性和极化测量.

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The inheritance that its performance grows in dimensional productivity, directivity, acceleration and internationally 4 respects.

它表现在空间生产力发展的继承性 、 指向性 、 加速性和国际性四个方面.

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The forward directivity velocity pulse generated by strike slip fault in full space is studied.

本文在均匀弹性全空间中对走滑断层附近方向性速度脉冲作了定性研究.

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The course evaluation of ideological cultivation should obey the Principles of directivity , development, and integration.

思想品德课程评价要坚持方向性原则、发展性原则 、 整体性原则.

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The principles include directivity, scientific nature, characteristic, stability, and pertinence.

遵循的原则有:方向性 、 科学性 、 系统性 、 稳定性 、 针对性原则.

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Moreover, taking on the Rayleigh integral the far field acoustic pressure and the directivity formula is obtained.

并对其声场远场采用瑞利积分推导了一般表达式和指向性公式。

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Directivity of the Bowed Stringed Instruments and Its Effect on Orchestral Sound in Concert Halls

弦乐器的指向性及其在音乐厅中对管弦乐音响的效应

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As loudspeaker radiation varies according to frequency, LF and HF drivers have intrinsically different radiation patterns whose directivity-known as'Q'-changes at the crossover frequency.

由于音箱的辐射因频率的不同而不同，因此低频和高频驱动单元具有本质不同的辐射模式，其方向性，也就是常说的“Q”，在交叉频率处发生变化。

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The influences of sound diffraction by a spherical shell on the measurement results and directivity of AVS were calculated by using the approximate equation of mechanical impedances of the thin spherical shell.

采用薄壁球壳机械阻抗近似公式，计算了球壳声衍射对矢量传感器声场测量和指向性的影响。

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Laser has been widely used in the fields of communication, measurement, and other medical and biological researches, because of its high directivity, monochromaticity, coherence, intensity resistance and tunable characteristics.

激光具有高定向性、高单色性、高相干性、高亮度性以及可调谐等特点，被广泛应用于通信、生物医疗和计量等诸多领域。

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The directivity of two-dimensional wavelet transformation and its application in FMI image

二维小波变换的方向性及其在FMI图像处理中的应用

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