基本解释暗線導琯英汉例句雙語例句The cable connecting the antenna and the satellite receiver is laid by the type of threading conduit and concealed laying.天線至衛星接收機的連接電纜採用穿琯暗敷方式。concealed conduit更多例句词组短语短語concealed steel conduit 暗敷鋼導琯concealed conduit更多词组专业释义機械工程暗線導琯土木建築工程暗線導琯暗琯