coefficient of reflection
英 [ˌkəʊɪˈfɪʃnt ɒv rɪˈflekʃn]
美 [ˌkoʊɪˈfɪʃnt əv rɪˈflekʃn]
网络 反射系数
英英释义
noun
- the fraction of radiant energy that is reflected from a surface
双语例句
- The power coefficient of reflection increases and the absorption coefficient decreases after an early peak with the increase of wavelength in the case that the maximum electron density is greater than 1.0 × 10~ ( 14) cm~ (-3).
功率反射系数随波长的增大而增大，功率吸收系数A也不是单调的，当电子密度不变时，A存在一个峰值，随着电磁波波长的增加而增加，达到最大值后，缓慢降低。 - The direct method can calculate the absorption coefficient of sound-absorbing material by using the definition of the reflection coefficient.
直接法是利用反射系数的定义计算出吸声材料的吸声系数。 - The calculation formula of the equivalent reflection coefficient and noise temperature of reflector antenna with the partially perforated surface are derived by the reflection and transmission coefficients and the equivalent feed.
采用等效馈源及凿孔表面的反射与传输系数导出了部分为凿孔表面的反射器天线等效反射系数及天线噪声温度的计算公式。 - Due to the different medium attenuation coefficient of different and different interface refraction wave and reflection wave, acoustic signals of different paths of different frequencies.
由于不同介质衰减系数的不同及不同界面折射波和反射波的路径不同，声波信号的所含的频率成分不同。 - We present the model and formula derivations of dielectric spectral function by employing the plasmon method and random phase approximation. We obtain the absorption coefficient and the ratio of reflection power.
应用等离激元和无规相近似方法给出碳纳米管的介电谱函数，进而求出吸收系数和反射功率比。 - The paper discusses the principle of zero-phase wavelet extracted from Ground Penetrating Radar ( GPR) record at the base of coefficient of reflection being white noise and used to remove the random noise in the GPR signal with cross correlation filter.
该文简述了在反射系数为白噪声条件下探地雷达记录道中零相位子波的提取，并用提取的子波对探地雷达信号进行互相关滤波的方法原理及编写的相应的程序。 - The sufficient condition of the unity of the active element pattern and reflection coefficient in describing blind effect is proved, which is the array should be equal scale excited and the phase of the reflection coefficient be zero ( resonance).
由矩量法理论证明了全阵等幅激励且反射系数相位为零（谐振）是有限阵单元方向图与中心单元反射系数描述盲区问题统一的充分条件。 - Roughness coefficient of non-submerged reed The Calculation of Reflection Coefficient on Submerged Slope and Permeable Works
湿地非淹没芦苇水流阻力的试验研究潜波及透浪式建筑物反射系数的计算 - The cascade connection method is to firstly analyze the vibro-acoustic equations of one single layered plate, and then the acoustic propagation property and the cascade connection of acoustic pressure coefficient matrix of each plate will be applied to obtain the whole acoustic reflection and transmission coefficient matrices.
级联法是首先分析单层板结构的振动及声压方程，并在此基础上通过声波的空间传播性质以及各层板声压矩阵的级联得到整体多层结构的反射及透射声压系数矩阵。 - Based on the rule of base materials 'strength and age, the paper got the predigestion formula of base theory reflection coefficient and put forward checking method and criterion of base and surface reflection of Xi'an region.
根据强度随龄期的增长规律，得到二灰土底基层和二灰碎石基层顶面理论弯沉系数简化公式，提出西安地区路面弯沉检测方法和标准。