reflection coefficients的用法和樣例：
例句
- The reflection and transmission coefficients of the plane wave at the birefringent surface were deduced.
導出了平面波在雙折射介質(zhì)表面的反射系數和透射系數公式。 - Negative coefficients occur where there is a decrease in acoustic impedance across the reflecting interface.
當反射界面上下兩側的聲波組抗降低時(shí)，反射系數就會(huì )出現負值。
