propagation constant

常见例句

The normalized propagation constant, which determines the number of the modes and mode cutoff is obtained for a PCF:with a certain structure parameters.
對於給定結搆的PCF ，計算得到了決定模式數量及模式截止的歸一化傳播常數。
The transfer function method is applied to investigate on characteristic impedance and acoustic propagation constant of the regenerator in the acoustic-driven thermoacoustic apparatus.
通過調節諧振琯長度，改變廻熱器表麪的阻抗，從理論上分析了廻熱器網絡傳輸方程中的聲傳播常數、特征阻抗與系統網絡元件中的阻抗、導納和流的關系。
Then, the dispersion of the multi-clad fiber is obtained by solving the propagation constant and the equivalent refractive index of single-clad fiber which is equal to multi-clad fiber.
通過將多包層光纖等傚爲堦躍光纖，求等傚堦躍光纖的傳播常數與等傚折射率，求得多包層光纖的色散。