The total insertion loss of the MMI-AWG is 5.72dB, thecrosstalk is better than ?30dB, and the PDL is less than 0.5dB.是什么意思_The total insertion loss of the MMI-AWG is 5.72dB, thecrosstalk is better than ?30dB, and the PDL is less than 0.5dB.在线翻译_英语_读音_用法_例句