It is revealed that the effective refractive index and the DC coupling coefficient, as well as the ac coupling coefficient of odd order modes, will be decreased with the increase in wavelengths.
研究发现包层膜有效折射率、直流耦合系数及奇数阶次的交流耦合系数都随着波长的增加而减小。
Chapter three mainly considers linearized oscillation for odd-order neutral differential equations, and some sufficient conditions will be established.
第三章讨论了奇数阶微分方程解的振动性，建立了一系列解振动的充分条件。
Chapter three mainly considers linearized oscillation for odd-order neutral differential equations, and some sufficient conditions will be established.
第三章讨论了奇数阶微分方程解的振动性，建立了一系列解振动的充分条件。
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