Although an EDG is harder to fabricate than an AWG(arrayed waveguide grating), it has a better spectral fineness and can easily implement more output channels.是什么意思_Although an EDG is harder to fabricate than an AWG(arrayed waveguide grating), it has a better spectral fineness and can easily implement more output channels.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句