This paper proposed a new monitoring method based on reflection attenuation, which computes temperatures directly from the B-ultrasonic images and needs no more other equipments.
本文基于反射衰减法提出一种新的直接对B超图像进行处理得到温度的监测方法,无须增加其他附加设备。
The sphere affects the incident by the refraction, diffraction, reflection, absorption and attenuation of impurity.
这种球体对入射光存在折射、衍射、反射、吸收和杂质对入射光波的衰减作用等影响。
The ground reflection and attenuation must be properly accounted for in order to use the source spectrum measured at the site of the observer to predict the actual source spectrum in the free field.
为利用观察点处实测声频谱来预估实际声源自由场频谱特性,必须适当地计及地面反射和衰减效应的影响。
The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.
激光雷达系统的作用距离由下列因素决定:脉冲能量、脉冲宽度、光束发散角、大气衰减、目标反射率和接收机灵敏度等。
A model for thrust calculation was set up by combining Sedov's theory of self similarity solution for line explosion with shock wave theory of reflection and attenuation.
建立了基于谢多夫柱爆轰理论和冲击波反射与衰减理论的光船推力计算模型。
The general consideration, design of optical and mechanical structure for an inner attenuation total reflection (ATR) instrument used in infrared Fourier transform spectroscopy were introduced.
介绍了傅里叶变换光谱仪的衰减内全反射装置(atr)的基本原理、光学和机械结构设计。
Thus, the boundary reflection effect and other effects must be considered during using the propagation-attenuation method to measure damping of a beam.
利用传播衰减法测量梁结构阻尼应考虑边界反射等影响。
The former is reflection information which has gradually weakened with propagation time caused by attenuation by absorption;
前者引起反射波信息随传播时间逐步减弱;
Influence from Ground Attenuation, Screening, Reflection, Directivity Index.
地面衰减,屏蔽,反射,指向性指数的影响。
Methods: Attenuation Reflection-Fourier transformation infrared spectrometry with clustering analysis was used to the identification of Aarons beard.
方法:衰减全反射-傅立叶变换红外光谱法结合聚类分析方法定性鉴别金丝桃属药材。
Methods: Attenuation Reflection-Fourier transformation infrared spectrometry with clustering analysis was used to the identification of Aarons beard.
方法:衰减全反射-傅立叶变换红外光谱法结合聚类分析方法定性鉴别金丝桃属药材。
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