tunnelingn.掘进;开挖隧道;遂道工程;隧穿动词tunnel的现在分词形式.
tunneln.隧道;地道;洞穴v.挖地道;挖隧道
tunnel in service在役隧道
tunnelled winding埋入式绕组
tunnel collapsing隧道塌方
tunneling current隧道效应电流
tunnel constructs隧道衬砌施工
tunneling assmbly掘进机械
tunnel inspection隧道检测
tunneling spectra隧道谱
tunnel supporting巷道支护
tunnel technology隧道技术