Numerical Simulation on Propagation of Ultra-Short Laser Pulse in Photonic Crystal Fibers with Different Group Velocity Dispersion Parameters是什么意思_Numerical Simulation on Propagation of Ultra-Short Laser Pulse in Photonic Crystal Fibers with Different Group Velocity Dispersion Parameters在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句