单词	port data unit
释义	port data unit 端口数据单位
随便看	transport of substances transport of substancesin plant transport of water and salt transport of webs Transport of Wounded and Sick transport oil condition transport oiler transportome transportomes transporton transport on account of third party transport on a special route transport on own account transport operating organization transport operation transport operations manager Transport operator transport order transport organization transport or-ganization transport organizations transport organization scheme transport overhead transport over inland waterways transport over land