• The paper study the problem by constructing theoretical model of diffracted sound attenuation of limited length barrier.

    通过建立有限屏障绕射声衰减理论模型进行方面探讨

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  • The results show that the velocity and the relaxation peak of the attenuation moved to low frequencies, and the amplitude of the attenuation decreases, as the correlation length increases.

    结果表明,当相关长度增大时,相速度过渡带低频方向移动衰减弛豫相关长度的增大向低频方向移动,幅度逐渐减小。

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  • For the electric vector of electromagnetic wave. we discussed its amplitude, wavelength, phase, and attenuation length.

    以波矢量例,具体讨论了衰减电磁波振幅波长位相以及衰减波的衰减长度。

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  • This paper describes the principle, method and apparatus for measurement of technical light attenuation length of plastic scintillators. The factors that influences this parameter are discussed.

    本文报道塑料闪烁技术衰减长度测量原理方法测量装置,并影响参数因素进行了讨论;

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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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  • To reduce the above deviation, the concept of rupture length is introduced into the fault-rupture model, but the attenuation is quite different from practical dam.

    为了克服上述偏差,断层-破裂模型引进破裂长度概念衰减实际资料出入较大。

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  • Results showed that the jet flow length, concentration and anti-attenuation of coherent jet oxygen lance were better than that of common oxygen lance.

    结果表明集束射流普通超音速氧枪射流,射流集中、衰减慢。

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  • Results showed that the jet flow length, concentration and anti-attenuation of coherent jet oxygen lance were better than that of common oxygen lance.

    结果表明集束射流普通超音速氧枪射流,射流集中、衰减慢。

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