常見例句雙語例句The transmission characteristics are investigated that includes the impendence, attenuation and noise performance of the low-voltage power line carrier channel.本文對低壓電力線載波通信信道特性進(jìn)行了實騐研究,重點(diǎn)測量和分析了低壓電力線的阻抗特性、衰減特性和噪聲特性。 返回 transmission-line attenuation