劳: work; labour兰: orchid fragrant thoroughwort ...远程导航设备: long-distance navigation aid ...受: receive; accept抑制: restrain; control; check; ho ...远程导航设备: long-distance aid; long-range aid罗兰远程导航: long range navigation罗兰远程导航系统: loran (long-range navigation)劳兰导航设备: loran set近程导航设备: short range aids; short-range aids远程长波导航设备: dectra远程导航: long rang navigation; long range navigation; long-distance navigation; long-range navigation; loran; lrn long range navigation远程导航区: long-range navigation zone远程导航系统: long-range system; omega导航设备: aerial navigation equipment; air navigation facility; air-navigation aids; an aids to navigation; homing aids; navaid; navigation apparatus; navigation set; navigational aids; navigational facility; navigator导航设备队: aids to navigation teams助导航设备: air navigation aid自导航设备: self-navigation brain超远程导航接收机: super-long-range navigation receiver天波同步远程导航: sky-wave synchronized long range navigation远程导航计算机: long distance navigation computer对远程无线电导航设备的干扰: long-range radio navigation aids jamming远程助航设备: long range aids岸上导航设备: terrestrial navigation aid船载导航设备: shipborne navigational aid